The Collaborative International Dictionary of English v.0.48:

Slant \Slant\, v. t.
   To turn from a direct line; to give an oblique or sloping
   direction to; as, to slant a line.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Slant \Slant\, n.
   1. A slanting direction or plane; a slope; as, it lies on a
      slant.
      [1913 Webster]

   2. An oblique reflection or gibe; a sarcastic remark.
      [1913 Webster]

   Slant or wind, a local variation of the wind from its
      general direction.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Slant \Slant\, a. [Cf. dial. Sw. slant. See Slant, v. i.]
   Inclined from a direct line, whether horizontal or
   perpendicular; sloping; oblique. "The slant lightning."
   --Milton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Slant \Slant\, v. i. [imp. & p. p. Slanted; p. pr. & vb. n.
   Slanting.] [OE. slenten to slope, slide; cf. Sw. slinta to
   slide.]
   To be turned or inclined from a right line or level; to lie
   obliquely; to slope.
   [1913 Webster]

         On the side of younder slanting hill.    --Dodsley.
   [1913 Webster]

WordNet (r) 3.0 (2006):

slant
    n 1: a biased way of looking at or presenting something [syn:
         slant, angle]
    2: degree of deviation from a horizontal plane; "the roof had a
       steep pitch" [syn: pitch, rake, slant]
    v 1: lie obliquely; "A scar slanted across his face"
    2: present with a bias; "He biased his presentation so as to
       please the share holders" [syn: slant, angle, weight]
    3: to incline or bend from a vertical position; "She leaned over
       the banister" [syn: lean, tilt, tip, slant, angle]
    4: heel over; "The tower is tilting"; "The ceiling is slanting"
       [syn: cant, cant over, tilt, slant, pitch]

Moby Thesaurus II by Grady Ward, 1.0:

370 Moby Thesaurus words for "slant":
   Anschauung, aberrancy, aberration, across, action, aim,
   anagnorisis, angle, angle of vision, angularity, animus, approach,
   aptitude, architectonics, architecture, argument, ascend, aslant,
   aslope, aspect, athwart, atilt, atmosphere, attitude, background,
   bank, basis, belie, bend, bendwise, bent, bevel, beveled, bias,
   biased, biaswise, blink, branching off, burlesque, camber,
   camouflage, cant, canting, careen, careening, caricature, cast,
   catastrophe, catercorner, catercornered, character,
   characterization, circuitousness, climb, color, complication,
   concentrate, configuration, constitution, continuity, contrivance,
   corner, crook, crossways, crosswise, curve, cut, cut across,
   cut crosswise, declination, decline, deflection, denouement,
   departure, descend, design, detour, development, deviance,
   deviancy, deviate, deviation, device, deviousness, diagonal,
   diagonalize, diathesis, digression, dip, direct, direction,
   discursion, disguise, disposition, distort, divagation,
   divarication, diverge, divergence, diversion, dogleg, double,
   dress up, drift, drifting, drop, eccentricity, effect, eidolon,
   embellish, embroider, episode, errantry, exaggerate, excursion,
   excursus, exorbitation, eye, fable, facet, fall, fall away,
   fall off, falling action, falsify, fashion, feature, figure, flash,
   focus, footing, form, frame of reference, framework, fudge, garble,
   gestalt, gild, gimmick, glance, glimpse, gloss, gloss over,
   go downhill, go uphill, grade, gradient, grain, guise, hairpin,
   half an eye, heel, idea, idiosyncrasy, image, imago, impression,
   incident, inclination, inclinational, inclinatory, incline,
   inclined, inclining, indirection, individualism, influence, keel,
   kidney, kittycorner, lean, leaning, leaning tower, light, likeness,
   line, lineaments, list, listing, local color, look, make, makeup,
   manner, mask, mental outlook, mental set, mettle, mind, mind-set,
   miscite, miscolor, misconstrue, misdirect, misinterpret, misquote,
   misrender, misreport, misrepresent, misstate, misteach, misuse,
   mold, mood, motif, movement, mythos, nature, oblique,
   oblique angle, oblique figure, oblique line, obliquely, obliquity,
   one-sidedness, orient, out of plumb, out of square, outlook,
   overdraw, overstate, parody, partiality, peek, peep, pererration,
   peripeteia, pervert, phase, phasis, pitch, pitched, place, plan,
   plot, point, point of view, position, predilection, predisposition,
   preference, prejudice, proclivity, propensity, quick sight, rake,
   raking, rambling, ramp, rapid glance, recline, recognition,
   recumbent, reference, reference system, regard, respect, retreat,
   rhomboid, rise, rising action, scheme, scratch comma,
   secondary plot, seeming, semblance, separatrix, set, shape, sheer,
   shelve, shelving, shelvy, shift, shifting, shifting course,
   shifting path, side, sideling, sidelong, sideways, sidewise, sidle,
   sight, simulacrum, situation, skew, slant across, slanted,
   slanting, slantingly, slantways, slantwise, slash, slash across,
   slaunchways, slope, sloped, sloping, solidus, splay, spoon-feed,
   squiz, stamp, stand, standpoint, story, strain, straying, streak,
   stripe, structure, style, subject, subplot, swag, sway, sweep,
   swerve, swerving, swinging, switch, system, tack, temper,
   temperament, tendency, thematic development, theme, thwart, tilt,
   tilted, tilting, tip, tipped, tipping, tipsy, titivate, tone,
   topic, torture, total effect, tower of Pisa, train, transverse,
   travesty, trick out, turn, turn of mind, turning, twist, type,
   understate, universe, uprise, variation, varnish, veer, view,
   viewpoint, virgule, wandering, warp, weight, whitewash, wink, wise,
   wrench, yaw, zigzag