1 definition by Narwhal on urban DICKtionary

The Process of Purposefully Making Someone Wipeout or Get Hurt Without Directly Hurting Them. e.g. Removing a Platform From Under a Person With the Intent Of Having Them Get Rekt. (Also Known As Tumplt)
(Spleef / Spleefs / Spleefer / Spleefed / Spleefing / Spleefee)
Gary: *walks down to basement and removes floorboard from under Wyatt*
Wyatt: *falls into basement*
Gary: I Just Spleefed You!
Wyatt: Damn Spleefer!
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