1)to ejaculate on something or someone
2)to get ones menstrual period (this expression is used this way in certain parts of the UK)
3)to come online, particularly to sign into an instant messaging program, to enter a chatroom, etc.
Synonyms for to come on
On this page, you will find 30 slang terms related to to come on. Some of the top words include: splaff, rag tag, man goo, Shoot a hot one down her gullet, Shoot, and 25 more.