- 1 [intransitive] to catch your foot on something and fall or almost fall She tripped and fell. trip over/on something Someone will trip on that cable. (figurative) I was tripping over my words in my excitement to tell them the news. trip over/up She tripped over and skinned her knee.
- 2 [transitive] trip somebody (also trip somebody up) to catch someone's foot and make them fall or almost fall As I passed, he stuck out a leg and tried to trip me up. The referee said Smith was tripped and gave him a free throw.
- 3[intransitive] + adv./prep. (literary) to walk, run, or dance with quick light steps She said goodbye and tripped off along the road. (figurative) a melody with a light tripping rhythm
- 4[transitive] trip something to release a switch, etc. or to operate something by doing so to trip a switch Any intruders will trip the alarm.
- 5[intransitive] (informal) to be under the influence of a drug that makes you hallucinate Idioms Phrasal Verbsˌtrip ˈup
NAmE//trɪp//Verb Forms present simple I / you / we / they trip
he / she / it trips
past simple tripped
-ing form tripping