Having sex loudly while your parents and sister are in the room next door.
Omg mum i think simon is birthday candling next door.
by kitkat93 December 11, 2010
1 more definition
Having sex with a girl on your birthday, pulling out, cumming all over her, and then getting that followed up by an intense blowjob.
Bro, Alyssa and I were caught birthday candling, but it was great, i stuck my candle in, lit it up, and she blew me out.
by Rlvers January 11, 2011