When you're doing anal with your girl and she has diarrhea but you keep pounding on it making slapping noises and its splashing in your face but it's dark and you just think it's more wet ... you sir have been chillidoggin
The process of having sex in the booty hole, afterwards some aftermath is left on the guysdong.
dude- "i was doing amber in the ass last night man"
dude #2- "thats sick man! how was it?"
dude- "it was good just a little messy afterwards"
dude #2- "ahh you chilidoggin son of a bitch!"