intransitive. Of a liquid: to become viscid, form ropes; to be drawn out into a filament. Formerly also: †to fall in ropelike torrents. Now rare.

intransitive. To fall heavily or violently. Chiefly (now only) Scottish: (of rain, snow, hail, etc.) to fall very heavily or persistently; to pour or…

intransitive. Of rain, snow, etc.: to fall; (of fog, mist, darkness, etc.) to descend, settle.

intransitive. Scottish. Of rain, snow, hail, etc.: to fall very heavily or persistently; to pour or beat down. Cf. to ding down 2 at phrasal verbs 1.

to rain cats and dogs: to rain very heavily. Also attributive, raining heavily. Similarly to blow (also pour) cats and dogs.

dialect. Of rain: To pour (down).

intransitive. To gush out, flow steadily or copiously in a stream; (of rain) to fall heavily; (of light) to shine brightly. Frequently with…

intransitive. Originally Scottish, Irish English, and English regional (northern). Of rain: to pour, fall heavily. Also: (of water or other liquid)…

intransitive. colloquial. To discharge a volley of bullets, shots, etc. (at a person or thing); (of rain) †to fall heavily (obsolete). Frequently…

intransitive. Of rain: To fall in ‘torrents’, rare.

Chiefly U.S. to rain pitchforks and variants: to rain very hard.

intransitive. Scottish. Of rain: to pour down in torrents; to lash down.

transitive to flood, swell; intransitive to rain heavily.

intransitive. Of rain, etc.: to pour down heavily.

intransitive. To rain heavily; to gush, to pour. Frequently const. down.

intransitive. spec. To rain heavily; to pour (also to piss with rain). Frequently with down. Usually with non-referential it as subject.