bwrw glaw

Literally, “to cast rain”.

bwrw glaw (first-person singular present bwriaf glaw)

1. (ambitransitive) to rain

   Synonym: glawio

• bwrw eira (“to snow”)
• bwrw cesair, bwrw cenllysg (“to hail”)

• R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “bwrw glaw”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies