The Collaborative International Dictionary of English v.0.48:

Beck \Beck\, n.
   See Beak. [Obs.] --Spenser.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Beck \Beck\, n. [OE. bek, AS. becc; akin to Icel. bekkr brook,
   OHG. pah, G. bach.]
   A small brook.
   [1913 Webster]

         The brooks, the becks, the rills.        --Drayton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Beck \Beck\, n.
   A vat. See Back.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Beck \Beck\, v. i. [imp. & p. p. Becked; p. pr. & vb. n.
   Becking.] [Contr. of beckon.]
   To nod, or make a sign with the head or hand. [Archaic]
   --Drayton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Beck \Beck\, v. t.
   To notify or call by a nod, or a motion of the head or hand;
   to intimate a command to. [Archaic]
   [1913 Webster]

         When gold and silver becks me to come on. --Shak.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Beck \Beck\, n.
   A significant nod, or motion of the head or hand, esp. as a
   call or command.
   [1913 Webster]

         They have troops of soldiers at their beck. --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

beck
    n 1: a beckoning gesture

Moby Thesaurus II by Grady Ward, 1.0:

77 Moby Thesaurus words for "beck":
   adolescent stream, arroyo, bearing, beck and call, beckon, bidding,
   body language, bourn, braided stream, branch, brook, brooklet,
   burn, call, calling, calling forth, carriage, channel, charade,
   chironomy, convocation, creek, crick, dactylology,
   deaf-and-dumb alphabet, dumb show, evocation, flowing stream,
   fluviation, fresh, freshet, gesticulation, gesture,
   gesture language, gill, hand signal, indent, invocation, kill,
   kinesics, lazy stream, meandering stream, midchannel, midstream,
   millstream, motion, movement, moving road, navigable river, nod,
   pantomime, poise, pose, posture, preconization, race,
   racing stream, requisition, river, rivulet, run, rundle, runlet,
   runnel, shrug, sign language, sike, spill stream, stance, stream,
   stream action, streamlet, subterranean river, summons, wadi,
   watercourse, waterway