The act of dropping a deuce on one's partner's face during a sixty-nine.
I gave Imma a nasty peek-a-poo last night!
when a person walks into a public restroom looking for an empty stall; they peer through the crack of the stall looking for and empty toilet. The awkward embarrassing eye contact that the person inside and outside the stall make with each other is called peek-a-poo.
I was kind of embarrassed when I got peek-a-pood by a stranger in the public bathroom earlier today.
The act of busting into a occupied toilet, where the occupant is taking a shit, to catch the suprised look upon their face with your camera.
Guy: Dude check out this photo, i went to the bathroom and caught Jay with a peekapoo.
When evacuating the bowels, a person will begin to retract the emerging feces and then slowly let in emerge, then retract it again. Repeat until bored.
Hey dudes! I just played Peek-a-poo in the shitter!
when you take a dump at the house of somebody else and don't flush but shut the lid so they can't see it until the lid is lifted.
1. before leaving bob's house I got him with a peek-a-poo.
2. after jim left I found a peek-a-poo that he left 4 me