noun

• (informal, countable) An enthusiastic review (such as of a play).
  "The first-night audience, yes. The first-night reviewers, not exactly. The notices have so far been mixed, only The Financial Times having delivered itself of an unequivocal rave."
• (music, uncountable) The genres of electronic dance music made to be played in rave parties.
  "Maybe I wear baggies / And white socks with flip-flops / Maybe I don't like listening to rave / And I'm not on the social mountaintops"

verb

• (intransitive) To be mentally unclear; to be delirious; to talk or act irrationally; to be wild, furious, or raging.
  "Have I not cause to rave and beat my breast?"
• (intransitive) To speak or write wildly or incoherently.
  ""She is in trance. Your daughter, sir, is a powerful medium." "A medium! You are raving.""
• (intransitive, followed by "about", "of" or (formerly) "on") To talk with excessive enthusiasm, passion or excitement.
  "He raved about her beauty."
• (obsolete) To rush wildly or furiously.
  "Under a mightie rocke, gainst which do rave The roaring billowes in their proud disdaine"

verb

• (intransitive, chiefly Scotland, Newfoundland) To wander or roam.
• (intransitive, chiefly Scotland, Newfoundland) To stray or err.

verb

• (obsolete) simple past of rive