Top Definition
When one puts a hose in his/her rectum, turns on the water and either fingers or peels one off. Right before he/she spills out the baby batter, he/she pulls out the hose (or gets a trustworthy friend to do so) and squeezes really hard, pushing all the water out as he/she shoots his/her load.
I just Oscjacked off. :|
by Herbert Randolph June 13, 2008
5 Words related to Oscjack

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