mojack means: N. An adjective that refers to someone who acts like a whiny poopyhead. Rude, shitty and low; messed up. (in Community Dictionary, added by Eschew)

What else does mojack mean?

  • This is a mixture of the terms “Mojado”, and “Wetback”, which refers to illegal Mexican immigrants who have immigrated to the United States. (in Community Dictionary, added by Porfirio Sáez)
  • A slang term that refers to Icelander. It is a particularly rural term, which was popular among US military personnel who were stationed in Iceland during WWII. Source unknown. (in Community Dictionary, added by Brynn Mack)