Informal. a secretive or silent person.
Slang. a dollar or the sum of a dollar: I only made 60 clams a week.
to gather or dig clams.
clam up, Slang. 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·like, adjective
- clam·mer, noun
Other definitions for clam (2 of 2)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use clam in a sentence
“I eat clams all day and nuts all night,” Rudolph sang in an innuendo-laden number.
Matter of fact, I sold thirty clams worth of steak knives to Vladimir Putin.Speed Read: 11 Best Bits from Joe Biden Satire ‘The President of Vice’ | Caroline Linton | January 19, 2013 | THE DAILY BEAST
Twenty years later, they are still together, seemingly happy as clams.
Review: "These are edible if you like clams and are willing to eat just one or two."
Clams, which taste incredibly good simply steamed, are made even better with the addition of pancetta, or Italian bacon.
They had dug some clams at the low tide in the forenoon and put them away, covered with wet seaweed.The Rival Campers | Ruel Perley Smith
Clams had occurred, and while we were discussing these small sea-monsters, Fatfloat broke suddenly forth.The Onlooker, Volume 1, Part 2 | Various
Clams afforded a further help, the people treading and digging the flats at low tide, while eels and crabs supplemented this.William Bradford of Plymouth | Albert Hale Plumb
"Come to see if Miss Lacey wanted any clams to-morrer," he drawled.The Opened Shutters | Clara Louise Burnham
The large clams are better for chowders than for stews and broth.Fifty Soups | Thomas J. Murrey
British Dictionary definitions for clam (1 of 2)
any of various burrowing bivalve molluscs of the genera Mya, Venus, etc. Many species, such as the quahog and soft-shell clam, are edible and Tridacna gigas is the largest known bivalve, nearly 1.5 metres long
the edible flesh of such a mollusc
informal a reticent person
(intr) mainly US to gather clams
- See also clam up
British Dictionary definitions for clam (2 of 2)
a variant of clem
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Other Idioms and Phrases with clam
In addition to the idiom beginning with clam
- clam up
- happy as the day is long (as a clam)
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.