when you think that someone has said something, but they didn't actually say anything. Often occurs when older parents have teenagers...
Dad, calling from kitchen to son's bedroom: "did you say something?"
Son (loudly): "No, Dad, you're having hearllucinations!"
Son (loudly): "No, Dad, you're having hearllucinations!"
by sheepandgrace February 14, 2012
"I used to hearllucinate badly when i was on the Addies for days on end." (O_o) "Holy shit Jackie maybe you should get some sleep!"
by [fiLthy] & __jacKal___ January 15, 2009