n 1: common edible European bivalve
2: common edible European bivalve mollusk having a rounded
shell with radiating ribs
v 1: stir up (water) so as to form ripples [syn: ripple, ruffle, riffle, undulate]
2: to gather something into small wrinkles or folds; "She
puckered her lips" [syn: pucker, rumple, crumple, knit]