[noun] the shore of a sea or ocean Synonyms:seashore, seasea-
[noun] a slope down which sleds may coast; "when it snowed they made a coast on the golf course"
[noun] the area within view; "the coast is clear"
[noun] the act of moving smoothly along a surface while remaining in contact with it; "his slide didn't stop until the bottom of the hill"; "the children lined up for a coast down the snowy slope" Synonyms:slide, glide