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When you go forth about kicking someone in the shin (shin: bottom part of the leg where the calf is) (calf: look it tf up)
*second graders having a fight over Sally*
Billy: SHE IS MINE
Will: I’ll forth shin you.

Billy: *slowly backs away*
Other kids whispering: oh nards he threatened to forth shin billy.
via giphy
by Goshdarnit July 13, 2018
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When you go forth about kicking someone in the shin (shin: bottom part of the leg where the calf is) (calf: look it tf up)
*second graders fighting over Sally*
Billy: SHE IS MINE
Will: I’ll forth shin you
Other kids whispering: oh nards he threatened to forth shin Billy
via giphy
by Goshdarnit July 13, 2018
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Get a forth shin mug for your cat Manley.