1 definition by evolve911

When a lady wears jeans on a hot sultry day and she gets sweaty in her knuckle (private/ vagina/ nether) region.
1) Damn girl its 1000 degrees out and your in jeans... you probably have a major clam dam at the moment.
2) Maybe I should wear a skirt to avoid a nasty clam dam.
3) You cant act on Beaver Fever when you have clam dam.
by evolve911 June 25, 2014
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