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1.
The act of screwing a woman with a rather large vagina, that was shaved about 2 weeks prior. An old man with no teeth and a 5 oclock shadow giving you a hummer, slobbering out of the sides of his mouth.
Wow, last night I picked up that old bitch from the bar, went back to her apartment and her box was like The Walter Matthau Mouth!

My scoutmaster tried to blow me at camp. I wouldnt let him, his shit is like Walter Matthau dude!
by captain jeff January 30, 2008

Words related to The Walter Matthau Mouth

dennis the menace grumpy old men matthau walter walter matthau