Dude, I dropped a monster deuce in the dunny and had to slay the dragon.

The tall nerdy kid in flannel got back from class and asked his roommate "Were you slaying your dragon?", in an accusatory tone. Then his roommate, a fugacious flannel wearer himself answered "No but I'll slay your dragon, we do share a bedroom". "Ok high five" said the tall nerdy kid.

"Squire! Does't thou have a bag?"
"Yes my liege, Lets go Slay Some Dragons!"

Matt had to Slay the dragon to save the princess of his dreams only took him four times.

Blaise and Astoria were slaying dragons last night for five hours.

sometimes you gotta be slaying dragons before you can save any princesses.

Jimbo: Slay any dragons this weekend bud?
Bud: Yeah, me and Claire got frisky in the back of my Labaron. Then we had sex. So yeah I was slaying dragons this weekend.