To be so heavily under the influence of a psychedelic or dissociative substance that you are unable to distinguish normal reality from the magical reality that has taken hold of your mind. Seeing pixelated kaleidoscopic patterns in the carpet, being afraid to open the freezer because you're afraid that the fishsticks will attack you, and the ability to talk to squirrels are some sure signs that you're hopping down the bunny trail.
someone so beyond retarted they hop up and down. A hopping tard is someone that just annoys the shit out of by their stupidity and lack of self control.Very often bratty children are hopping tards.
To engage in sexual intercourse; sexual union between humans involving genital contact; the act of hopping over a counter, skipping foreplay, to immediately begin a sexual act.
I was tired of getting mixed signals from the guy who was eyeing me at the office, so I finally went over to him and and we began hopping counters. It was really intense.