When having sexual intercourse with two women, you put a strap-on on backwards and move in a pendulum motion, penetrating both of the women's anal canals.
by Nipple421blezit July 03, 2014
An autocorrected form of "fuck" that usually makes you seem like you are academically challenged as you struggle to correct the word, but autocorrect keeps fixing it.
Ed:
"Hey you missed an awesome party bro"
Joe:
"Duck"
"*duck"
"*DUCK"
Ed:
"Do you mean duck?"
Joe:
"Awe duck man you too?"
"Hey you missed an awesome party bro"
Joe:
"Duck"
"*duck"
"*DUCK"
Ed:
"Do you mean duck?"
Joe:
"Awe duck man you too?"
by Nipple421blezit July 07, 2014