To be stoned or drunk.
"I was absolutely smushed yesterday"
by Barry Stewart September 05, 2008
Jersey shore slang meaning to have sex with someone.
Yo Ronnie, me and Snookie smushed last night.
by lexiiiiii July 25, 2010
Extreme mental suffering the morning after an intense night of tripping, typically from ingesting heavy doses of cough syrup
"Dang dude, you're looking horrible. Feeling smushed?"
by Dr. Drank September 17, 2008