(idiomatic) Free from work or direct supervision. In reference to slave labor, where workers are chained, or to the figurative chain of workers of an assembly line.

noisy, opinionated people are often ignorant.

A junction in which one road becomes two divergent roads / (by analogy) A point where a choice, one of two possibilities has to be taken.

(conjunctive) Opposite of what had earlier been expected or assumed.

(UK, informal) All over the place.

Used other than figuratively or idiomatically: see add, fuel, fire. / (idiomatic) To worsen a conflict between people; to inflame an already tense situation.

(intransitive, of a boxer) To deflect the force of an opponent's punches by moving the body quickly. / (intransitive, figuratively, by extension) To cope with adversity by being flexible in attitude.

(informal, physics) entropic doom of a universe

(boxing) To participate in a boxing match for its maximum number of rounds. / (idiomatic, by extension) To have the endurance to see a difficult, sustained challenge to its natural end without faltering.

To cause the fire alarm to go off, by pulling the lever on the fire alarm pull station.