Third-person singular simple present indicative form of let off

(transitive) To let anew (as a house).

present participle of let go

(ditransitive) To inform (someone) (of something).

Third-person singular simple present indicative form of let loose

present participle of let loose

(transitive, idiomatic) To free; to release from restraint.

(idiomatic, intransitive) To strike or release a projectile with great force. / (figuratively) To unleash an angry outburst.

plural of let-down

Alternative form of letup