What does MTFU mean in Urban Dictionary?

  • guy The Fuck Up!An exclamation of disgust geared towards an individual who is incredibly weak willed and appears like they are going to either blub or piss their pants! by VadaReport definition
  • Acronym - Man the fuck up.Man the fuck up.Man the fuck up.Man the fuck up.Man the fuck up. by Dane AlgarinReport definition
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