The Collaborative International Dictionary of English v.0.48:

Meander \Me*an"der\, v. i. [imp. & p. p. Meandered; p. pr. &
   vb. n. Meandering.]
   To wind or turn in a course or passage; to be intricate.
   [1913 Webster]

         Five miles meandering with a mazy motion
         Through wood and dale the sacred river ran.
                                                  --Coleridge.
   [1913 Webster]

WordNet (r) 3.0 (2006):

meandering
    adj 1: of a path e.g.; "meandering streams"; "rambling forest
           paths"; "the river followed its wandering course"; "a
           winding country road" [syn: meandering(a), rambling,
           wandering(a), winding]

Moby Thesaurus II by Grady Ward, 1.0:

237 Moby Thesaurus words for "meandering":
   Byzantine, O-shaped, aberrant, aberrative, affluent, aimlessness,
   ambages, ambagious, anfractuosity, anfractuous, backhanded,
   balled up, bent, billowing, billowy, circling, circuition,
   circuitous, circuitousness, circuitry, circular, circularity,
   circulation, circumambages, circumambience, circumambiency,
   circumambulation, circumbendibus, circumflexion, circumforaneous,
   circumlocution, circumlocutory, circummigration, circumnavigation,
   circumvolution, complex, complicated, confluent, confounded,
   confused, convoluted, convolution, convolutional, coursing,
   crabbed, crinkle, crinkling, crooked, curvaceous, curvate,
   curvated, curve, curved, curvesome, curviform, curvilineal,
   curvilinear, curving, curvy, daedal, decurrent, defluent,
   departing, desultoriness, desultory, deviance, deviancy, deviant,
   deviating, deviation, deviative, deviatory, devious, deviousness,
   diffluent, digression, digressive, digressiveness, discursive,
   discursiveness, divagatory, drifting, elaborate, embrangled,
   entangled, errant, erratic, excursion, excursive, excursus,
   flexuose, flexuosity, flexuous, flexuousness, flitting, floating,
   flowing, fluent, fluxional, fluxive, footloose,
   footloose and fancy-free, fouled up, fugitive, gadding,
   geosynclinal, gulfy, gushing, gypsy-like, gypsyish, gyre, gyring,
   helical, implicated, incurvate, incurvated, incurved, incurving,
   indirect, indirection, intorsion, intricate, involute, involuted,
   involution, involutional, involved, knotted, labyrinthian,
   labyrinthine, landloping, loused up, many-faceted, matted,
   maundering, mazy, meander, meandrous, messed up, migrational,
   migratory, mixed up, mucked up, multifarious, nomad, nomadic,
   oblique, orbit, orbital, orbiting, out-of-the-way, perplexed,
   planetary, pouring, profluent, racing, rambling, ramified, ranging,
   recurvate, recurvated, recurved, recurving, rivose, rivulation,
   rivulose, roaming, rotary, round, roundabout, roundaboutness,
   rounding, roving, ruffled, running, rushing, screwed up,
   serpentine, shifting, sinuate, sinuation, sinuose, sinuosity,
   sinuous, sinuousness, slinkiness, sluggish, snakiness, snaky,
   snarled, spiral, spiraling, straggling, stray, straying, streaming,
   strolling, subtle, surging, surgy, swerving, tangled, tangly,
   tidal, torsion, torsional, tortile, tortility, tortuosity,
   tortuous, tortuousness, traipsing, transient, transitory,
   transmigratory, turn, turning, twisted, twisting, twisty,
   undirected, undulant, undulation, vagabond, vagrant, veering,
   vortical, wandering, wave, waving, wavy, wheeling, whorled,
   winding, wreathlike, wreathy, zigzag