When a woman farts and it maneuvers itself towards the front and into her vagina so she ends up having to queef it out.
My wife ripped one and gave herself a Steamed Clam.
When the roast in your oven is ruined and smoke ends up coming out of your oven.
"Oh, that isn't smoke! It's steam! Steam from the steamed clams we're having! MMMMMM steamed clams"
When semen comes out of the vagina after being ejaculated into it during sex
I took the biggest clam dump after Mike Rivers came in me
The act of an aggressive woman (most likely a lesbian, or Karen), in which this person will proudly demonstrate their innate ability to turn up from 0 to 11, and verbally, sometimes physically to assert themselves over those they perceive as someone who is not worthy of their respect.
"dude, did you see how that butch looking chick just got in Chad's face?"
"Yeah bro, that was the ultimate clam flex"
"When clams do kickflips" is a very similar phrase to when pigs fly, but it is a modernized term.
Brody might say "Hey Charles, do a backflip off that roof!" And Charles may respond "When clams do kickflips, bro."
The air gap between a ladies inner thigh.
Damn, bro your girlfriend has a nice clam vent. She must work out a lot. I bet her pussy don't stank at all.