pajamas, or PJs for short, these are the clothes you wear to bed. They are often flannel and really comfy. Some silly girls wear them during the day because they think it's cool. Pajamas are generally fun to wear.

A pubic hair piece. A toupee for the pubic area/genitals. In the 1700’s when mercury was used to treat sexually transmitted diseases (Gonorrhea or Syphilis) one of the side effects was the loss of pubic hair. To disguise this condition, that was not cured by mercury, a Merkin was employed.

An article of clothing so comfortable that you'll want to wear it everywhere, but looks so stupid on you that you only end up wearing it in private.

Clothes people wear to bed that they would rather have off.

when something is hella cool, awesome, spiffy, rad, gnarly, amazing all rolled into one.

A Private Joke (known as a PJ). A PJ also means pajama.

When you sneak up on a sleeping person while they are sleeping on their stomach and have anal sex with them, without waking them up.
Comes from old times, when the butt flap was still popular.
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