Noun: A spread vagina that is so wet it resembles a clam being opened up as if it had just been snatched out of the ocean waters.
by clam boatin March 11, 2009
Get the clamginamug. noun, When he trys to hard to get her out of her shell. As a defense mechanism the vagina will clam up. Repeated clamgina can cause the vagina to grow and hang.
by artimusrex March 7, 2008
Get the clamginamug.