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To slap with one's penis
"That bitch wouldnt suck me..so I gave her a nice big meat slap."
by asdf December 12, 2002
To hit another with ones grandiose wang.
Tommy meatslaps susan from across the dining table, deftly dodging the gravy bowl.
by Lemonade Avenger April 18, 2003
The act of slapping a piece of red meat as hard as physically possible. A test of how good a piece of meat is, usually performed in ASDA. The louder the noise, the better meat quality. If the slap is pitiful, then the meat is off/not of decent quality, and should not be bought.
Don't buy that gammon, it sounded shit when I gave it a meat slap
by Greg247 July 11, 2008