Too hip to function.
If someone is 'too hip to function' it means they think they are so cool they somehow have to show this off in every oppourtunity. They are 'too hip' to function like a normal person.
Why does he always wear sunglasses at night?
Guy: He can't take them off 'cos he's "too hip to function."
Guy: He can't take them off 'cos he's "too hip to function."
hip to the function
Understanding of the prerequisite conditions for an event or institution, including but limited to parties, relationships, and using slang.
How you gonna tell me I can't get in the club with this outfit? Bitch you ain't even hip to the function.