to take a girls virginity, playing on the slang word for vagina as a "clam": meaning cracking that pussy open and indulging in the inner beauty of the female body.
Jordan- what ever happened with that girl last night?
Mackie- I totally shucked her oyster.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.