jackknife clam Definition

razor clam, dip, pearl, bar, dig, dipper, drop, fall, flip, level, peak, peel, skin, twist, razor, cask, coffin, lock, oar, razors, shovel, dive, diver, dove, waist, awl, jack, mumble-the-peg, mumblety-peg, semi, airbrake, ale, alit, ani, aqualung, attack, attempt, attempted, axe, balk, belly-flop, belly flop, belly flopper, belly whop, belly whopper, cannonball, chute, cinclidae, compulsory, crash, crash-dive, crash dive, cutaway, degree of difficulty, descent, dive-bomb, dive bomber, dived, diving, diving board, diving duck, doggery, duck, ducks, eames, entry, fell, fins, flatten, flipping, flop, flops, forward dive, fox, full gainer, gainer, half gainer, header, headfirst, headlong, hole, honkytonk, hurdle, inside loop, inward dive, joint, judge, jump, loon, lose, lunge, maldives, merganser, miller, nail, nailing, nails, nose, nose dive, nosedive,