Top Definition
A sexual euphemism used by homosexuals in reference to anal sex.

A device inserted into the anus to measure the temperature of the human body.
Example: 1)
Leslie: <lisp> I think I have a fever. </lisp>

Weslie: <lisp> Let's have a look see. I'll whip out my "rectal thermometer". </lisp>

Leslie: <lisp> OHHHHH GOOODIE I was hoping you'd say that!!!!</lisp>

Weslie: <lisp>Ohhhh...I think I have a fever. </lisp>

Leslie: <lisp> ALRIGHT!!! It's my turn to whip out the ‘ol "rectal thermometer". </lisp>

Weslie: <lisp>No, I'm not feeling well; I need the real rectal thermometer! </lisp>

Leslie: <lisp>DAMN!!!! </lisp>
by fagsRgay January 13, 2009
The act of sticking a digit into your female partners anus, while engaging in intercourse, in order to gauge that womans boundries or limitations concerning further action, up the old dirt road.
Clint: "Yo Dan, why you got a black eye man?"
Dan: "Yo, Michel socked me in the eye-face after I gave her a Rectal Thremometer. I guess I won't find out how pink her sock is."
Clint: "Awe fo' real doh?"
Dan: "Naw, billdo."
by Dan Jewell February 24, 2005

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.