Meaning of CLAM in English

CLAM

I. ˈklam noun

Etymology: Middle English, from Old English clamm bond, fetter; akin to Old High German klamma constriction and perhaps to Latin glomus ball

Date: before 12th century

: clamp , clasp

II. noun

Usage: often attributive

Etymology: clam (I); from the clamping action of the shells

Date: circa 1520

1.

a. : any of numerous edible marine bivalve mollusks living in sand or mud

b. : a freshwater mussel

2. : a stolid or closemouthed person

3. : clamshell

4. : dollar 3

[

clam 1a: a incurrent orifice, b siphon, c excurrent orifice, d mantle, e shell, f foot

]

III. intransitive verb

( clammed ; clam·ming )

Date: 1636

: to gather clams especially by digging

• clam·mer ˈkla-mər noun

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.