clam: Meaning and Definition of

clam

1. any of various bivalve mollusks, esp. certain edible species. Cf. quahog, soft-shell clam.
2. a secretive or silent person.
3. clamminess.
4. a dollar or the sum of a dollar: I only made 60 clams a week.

1. to gather or dig clams.
2. to refuse to talk or reply; refrain from talking or divulging information: The teacher asked who had thrown the eraser, but the class clammed up.

clam

1. clamp (defs. 1–3).
2. (formerly) pincers.