rave1
  
  v.
   - talk wildly or incoherently.
- speak or write about someone or something with great enthusiasm or admiration.
- informal attend a rave party.
n.
  - informal, chiefly N. Amer. an extremely enthusiastic review or recommendation. ▸a person or thing that inspires intense and widely shared enthusiasm. 
- informal a lively party involving dancing and drinking. ▸a very large party or event with dancing to loud, fast electronic music. ▸electronic dance music of the kind played at a rave. 
Derivative
  
    - raver n. (informal)
- ravey adj. (informal).
 
  Etymology
  ME (in the sense ‘show signs of madness’): prob. from Old North. Fr. raver.
 
  
    
rave2
  
  n.
 a rail of a cart. 
▸
(raves)
 a framework added to the sides of a cart to increase its capacity.
Etymology
  C16: var. of the synonymous dial. word rathe, of unknown origin.