The answer to any question that you don't know the answer to.
In many cases, it leaves the person in a state confused bewilderment when you answer with it.
The state, usually of the femalegender, in which the person seems to be permanently upset or pissed regardless if there is really anything wrong or bothering them.
Sallyalways walks down the street with a frown on her face and arms crossed. She is is definitely permapissed!
A word used in place of "perhaps" whose only purpose is making the listener have to think about what was just said, and possibly throw the conversation in a completely different direction (because of its similarity to pap smear).
Joe: "Are we going to finish this job today?"
Chris: "Perhapsmear, it depends on how fast we work."
Joe: "...Dude..."