1. (n.) Sperm

2. (v.) to Sperm

3. (v.) to fuck up

Noun. Ejaculate. Most commonly used in the forums of internet community Project Rockstar. While it is generally found in its noun form, it can also be used as an exclamation, in asterisks to denote an action, upon reading something which might cause the production of spaff to occur.
Also: Ladyspaff. The female equivalent of spaff.

spunk, jizz, cum, semen, sperm, eager little swimmers, tadpoles, wee men, jizzum, spunk.

the act of ejaculaction

also known as spunk, jizz, baby batter, cum, spooge or man juice

To metaphorically ejaculate over something incredibally good, or to be pleased to hear some good news. - or used as a term to physically ejaculate.

Spaffing is the act of simulating an ejaculation by spitting on a partners back, this is most commonly used in stage one of a houdini.