rave

intransitive verb raved, raving rav′·ing

1. to talk incoherently or wildly, as in a delirious or demented state
2. to talk with great or excessive enthusiasm (about)
3. to rage or roar, as a storm

Etymology: ME raven, prob. < OFr raver, var. of rever, resver, to roam (> Fr rêver, to dream) < ? re-, re- + *esver, to roam, wander < VL *exvagare, for L evagari, to roam about (< e-, for ex-, out + vagari): see vagary

transitive verb

noun

1. an act or instance of raving
2. a raving action or speech
3. a kind of loosely organized dance party, lasting through the night, that originated in Britain in the 1980s: a rave features techno music and typically includes the use of psychedelic drugs
4. ☆ Informal an extremely or excessively enthusiastic commendation: often used attributively