1. n. a prison sentence; a trip up the river. (Underworld.) Yeah, me and Lefty both was on a little trip for a few years.
2. n. a high from a drug. (Drugs.) Me and Sid went on a little trip.
3. in. to experience a high from a drug, especially LSD. Don’t bother Bart. He’s tripping.
4. n. a bad drug experience. (Drugs.) Boy, did I ever have a trip with that stuff!
5. n. an annoying person or thing. She is such a trip.
6. in. to leave. Time to trip. See ya.