1 glide, slip; coast, skim, glissade, skate, plane, skid, toboggan, slither:
The drawer slid smoothly out on its runners. Terry came sliding down the icy hill, arms and legs flailing.
2 creep, steal, slip, slink, move:
My contact slid into the seat beside me and slipped me a note.
3 decline, decrease, drop, fall:
Shares slid to an all-time low on this morning's market.
4 let slide. forget, ignore, neglect, gloss or pass over, pay no heed or mind (to):
When Mr Bartlett borrowed my lawnmower, I let the matter slide till he began to think of it as his own, and offered to lend it to me!
5 landslide, earth-slip, avalanche, mud-slide:
A dozen houses were destroyed in the slides caused by the recent torrential rains.