Originating from Manhatten Clam Chowder Soup. Man Clam evolved into what was once known as a mangina where a man tucks his shit back and therefore make a man clam.
by Tom Roofer June 21, 2010
by Ceegeezy October 31, 2006
by der Alte Fritz July 05, 2006
A sandy clam; given to a girl after sex on the beach or sandy area. After sex, the females partner throws sand onto the moist sand box (vagina). Thus creating a "sandy clam" such as a clam in the sand at the beach.
by urmom99 June 23, 2017
by its me matt September 30, 2005
The miscalculation of distance and/or location of the vaginal opening during rigorous sex which results in the penis slamming against the outer labia or groin.
He drove in deep but missed his mark, resulting in the mother of all Clam-Jams that left him writhing in pain.
by Gottaring January 18, 2012
1. (v.) When one female prevents another female from scoring on a professional and/or personal level.
2. (v.) Female equivalent of cock block.
Synonyms: Twat swat; clam dam; clam jam (not to be mistaken for rag).
2. (v.) Female equivalent of cock block.
Synonyms: Twat swat; clam dam; clam jam (not to be mistaken for rag).
I was just about to close the deal when she cut in, cut me off and clam slammed me so hard I got whiplash. So...I punched her in the vag.
by foschizzlemanizzle June 06, 2010