A female kissing another female who has an abundance of facial hair, especially above their upper lip.
I was mug runching with this chick at the bar.
by Moofie August 14, 2004
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1. The overcrowding of inner city streets during lunch hour.
This minger just cut me off, but that's okay she's not going anywhere fast it's gridlocked in runch hour.
by bennthewolfe August 25, 2007
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stuffing your partner's hole with M&Ms then going down on them hard.

So basically fucking M&Ms.
I wanna mr runch slam the green m&m
by cogitatio March 9, 2017
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The act of scratching your balls so often that several layers of skin have accidentally been scratched off
John: bruh, I Runched my balls, and now I can't walk properly.
Jonas: Jesus Christ, how itchy were your balls bro?
by ZombieBoi97 January 21, 2021
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The act of scratching your scrotum to the point where several layers of skin have been scratched off.
John: bruh, I Runched my balls and now I can't walk properly.
James: wow, how itchy were your balls bro?
by ZombieBoi97 January 21, 2021
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