Blumming is a slang term used for a dry orgasm by men suffering from retrograde ejaculation.
This condition causes the sperm to end up in the bladder, which is why the term of cumming, cum, becomes blumming or blum
The act of sucking out a females ovaries through oral sexand then redistributing them into the woman's mouth with yours. Sometimes this occurs by force.
Curran: Hey, Deepti, you wanna get a good blumming?