v.
  - speak or call out very loudly. ▸
(shout at)
 reprimand loudly. ▸
(shout someone down)
 prevent someone from speaking or being heard by shouting. 
- Austral./NZ informal treat (someone) to (something, especially a drink).
n.
  - a loud cry or call.
- 
(one's shout)
 Brit. informal one's turn to buy a round of drinks.
Phrase
  
    - all over bar the shouting
 Brit. informal (of a contest) almost finished and therefore virtually decided.
- give someone a shout
 informal call on or get in touch with someone.
- in with a shout
 Brit. informal having a good chance.
- shout the odds
 Brit. talk loudly and in an opinionated way.
 
  Derivative
  
    - shouter n.
- shouty adj. (informal).
 
  Etymology
  ME: perh. rel. to shoot; cf. ON skúta ‘a taunt’, also scout2.