(countable and uncountable, plural jails)
- A place for the confinement of persons held in lawful custody or detention, especially for minor offenses or with reference to some future judicial proceeding.
- (uncountable) Confinement in a jail.
- (horse racing) The condition created by the requirement that a horse claimed in a claiming race not be run at another track for some period of time (usually 30 days).
- In dodgeball and related games, the area where players who have been struck by the ball are confined.
(third-person singular simple present jails, present participle jailing, simple past and past participle jailed)
- To imprison.
From Middle English gaiole, gayle, gaile, gayll, via Old French gaiole, gaole, geole, geole, from Medieval Latin gabiola, for *caveola, a diminutive of Latin cavea (“cavity, coop, cage”).