wind, weave, thread, twist, zigzag, turning, twists and turns, traverse, veer, traipse, more...

ramble, wander, stray

oxbow, sinuous, bend, loop, kink, twist, turn, wind, more...

large, old, double, slow, black, long, greek, entrenched, simple, former, small

wander aimlessly,   u-shaped river bend,   zigzag motion,   to ramble,   ramble around,   zigs or zags,   zig and zag around,   turn in a river,   snaky curve,   bend in river