Mase Minute
A "mase minute" (v.) Is a term in which someone says they will be "back in a minute," but are back hours later. The terminology comes from the popular hip-hop artist Mase, and his tendency to say "be back in a minute" and never come back.
"Hey I'll be back in just a minute."
"Alright."
*3 hours passes and person 1 finally comes back*
"That was a mase minute."
"Alright."
*3 hours passes and person 1 finally comes back*
"That was a mase minute."