Top Definition
The state of your penis before full erection. Half cocked to three fourths cocked. Pants with a slight bulge, not pitching a tent. Kinda half boner.

Can be used as Rubber Duck
I was up in the club rubber duckin.

I tried to stick it her ass but I was only rubber duckin.

I cant lift that my penis, I'm only rubber duckin right now.
#soft penis #cock #rubber #duck #duckin #ass #half cocked
by RobertDuckinIII July 04, 2009
Used as a substitute for 'mother fucking'.
That rubber duckin idiot wrecked my car
#mother fucking #motha fuckin #mofo #mfr #rubber duck
by Reginald VanDeKamp March 10, 2009
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