A hoverfly.

plural of no-fly zone

(archaic) A firefly

To become very angry

plural of flying brick

(intransitive, idiomatic) To flee rapidly; to run away.

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

(idiomatic, chiefly in the negative, chiefly with a conditional) To hurt or damage something even a bit.

(fishing) An alderfly, perhaps specifically of the species Sialis lutaria.

(idiomatic) An especially good start. / The start of a sports event in which the competitors are moving when they pass the starting line or initial jump point.