The Collaborative International Dictionary of English v.0.48:

Front \Front\ (fr[u^]nt), n. [F. frant forehead, L. frons,
   frontis; perh. akin to E. brow.]
   1. The forehead or brow, the part of the face above the eyes;
      sometimes, also, the whole face.
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            Bless'd with his father's front, his mother's
            tongue.                               --Pope.
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            Grim-visaged war hath smoothed his wrinkled front.
                                                  --Shak.
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            His front yet threatens, and his frowns command.
                                                  --Prior.
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   2. The forehead, countenance, or personal presence, as
      expressive of character or temper, and especially, of
      boldness of disposition, sometimes of impudence; seeming;
      as, a bold front; a hardened front; hence, an attitude and
      demeanor intended to represent one's feelings, even if not
      actually felt; as, to put on a good front.
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            With smiling fronts encountering.     --Shak.
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            The inhabitants showed a bold front.  --Macaulay.
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   3. The part or surface of anything which seems to look out,
      or to be directed forward; the fore or forward part; the
      foremost rank; the van; -- the opposite to back or rear;
      as, the front of a house; the front of an army.
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            Had he his hurts before?
            Ay, on the front.                     --Shak.
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   4. A position directly before the face of a person, or before
      the foremost part of a thing; as, in front of un person,
      of the troops, or of a house.
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   5. The most conspicuous part.
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            The very head and front of my offending. --Shak.
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   6. That which covers the foremost part of the head: a front
      piece of false hair worn by women.
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            Like any plain Miss Smith's, who wears s front.
                                                  --Mrs.
                                                  Browning.
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   7. The beginning. "Summer's front." --Shak.
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   8. (Fort.) All the works along one side of the polygon
      inclosing the site which is fortified.
      [Webster 1913 Suppl.]

   9. (Phon.) The middle of the upper part of the tongue, -- the
      part of the tongue which is more or less raised toward the
      palate in the pronunciation of certain sounds, as the
      vowel i in machine, e in bed, and consonant y in you. See
      Guide to Pronunciation, [sect]10.
      [Webster 1913 Suppl.]

   10. The call boy whose turn it is to answer the call, which
       is often the word "front," used as an exclamation. [Hotel
       Cant]
       [Webster 1913 Suppl.]

   Bastioned front (Mil.), a curtain connerting two half
      bastions.

   Front door, the door in the front wall of a building,
      usually the principal entrance.

   Front of fortification, the works constructed upon any one
      side of a polygon. --Farrow.

   Front of operations, all that part of the field of
      operations in front of the successive positions occupied
      by the army as it moves forward. --Farrow.

   To come to the front, to attain prominence or leadership.
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The Collaborative International Dictionary of English v.0.48:

Front \Front\, v. t.
   To have or turn the face or front in any direction; as, the
   house fronts toward the east.
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The Collaborative International Dictionary of English v.0.48:

Front \Front\, a.
   Of or relating to the front or forward part; having a
   position in front; foremost; as, a front view.
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The Collaborative International Dictionary of English v.0.48:

Front \Front\, v. t. [imp. & p. p. Fronted; p. pr. & vb. n.
   Fronting.]
   1. To oppose face to face; to oppose directly; to meet in a
      hostile manner.
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            You four shall front them in the narrow lane.
                                                  --Shak.
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   2. To appear before; to meet.
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            [Enid] daily fronted him
            In some fresh splendor.               --Tennyson.
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   3. To face toward; to have the front toward; to confront; as,
      the house fronts the street.
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            And then suddenly front the changed reality. --J.
                                                  Morley.
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   4. To stand opposed or opposite to, or over against as, his
      house fronts the church.
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   5. To adorn in front; to supply a front to; as, to front a
      house with marble; to front a head with laurel.
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            Yonder walls, that pertly front your town. --Shak.
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WordNet (r) 3.0 (2006):

front
    adj 1: relating to or located in the front; "the front lines";
           "the front porch" [ant: back(a)]
    n 1: the side that is forward or prominent [syn: front, front
         end, forepart] [ant: back end, backside, rear]
    2: the line along which opposing armies face each other [syn:
       battlefront, front, front line]
    3: the outward appearance of a person; "he put up a bold front"
    4: the side that is seen or that goes first [ant: back,
       rear]
    5: a person used as a cover for some questionable activity [syn:
       front man, front, figurehead, nominal head, straw
       man, strawman]
    6: a sphere of activity involving effort; "the Japanese were
       active last week on the diplomatic front"; "they advertise on
       many different fronts"
    7: (meteorology) the atmospheric phenomenon created at the
       boundary between two different air masses
    8: the immediate proximity of someone or something; "she blushed
       in his presence"; "he sensed the presence of danger"; "he was
       well behaved in front of company" [syn: presence, front]
    9: the part of something that is nearest to the normal viewer;
       "he walked to the front of the stage" [ant: back, rear]
    10: a group of people with a common ideology who try together to
        achieve certain general goals; "he was a charter member of
        the movement"; "politicians have to respect a mass
        movement"; "he led the national liberation front" [syn:
        movement, social movement, front]
    v 1: be oriented in a certain direction, often with respect to
         another reference point; be opposite to; "The house looks
         north"; "My backyard look onto the pond"; "The building
         faces the park" [syn: front, look, face] [ant:
         back]
    2: confront bodily; "breast the storm" [syn: front, breast]