(nautical) A cannon that breaks loose from its moorings on a ship during battle or storm, which has the potential to cause serious damage to the ship and her crew.

(idiomatic) To behave in a way such as to cause damage to one's own faction, political party, etc.

Used other than figuratively or idiomatically: see look, up. / (intransitive, idiomatic) To have better prospects. / (transitive, idiomatic) To obtain information about something from a reference book.

a closed curve generated by cycling the input to a system undergoing hysteresis through an appropriate range

(transitive) To search for; to seek. / (transitive, archaic) To expect.

Informed; up to date; having current knowledge; part of the discussion.

(literally) One that looks or is actively looking; a watcher; an observer. / One having a specific look or appearance. / (slang) Someone or something who is remarkably good-looking.

(idiomatic) Not informed, up-to-date, or current; not included in a process or discussion.

One who loots, who steals during a general disturbance such as a riot or natural disaster.

Alternative form of looseleaf (“consisting of loose pages”) / (of a plant or a tea) that has loosely connected or separate leaves