cheatsy doodles 

The act of cheating in a game and taunting your friends as you do it in order to piss off your friends so you can laugh at their expense. Popularized by many YouTubers, notably SeaNanners.

Person 1: "Hey, you can't get me up here."
Person 2: "Stop fucking cheatsy doodling!"
Person 1: laughing maniacally "CHEATSY DOODLES!!!"

cheatsy doodles by IfIDieItsDrDerp April 25, 2014

cheatsy doodle

A scummy spot or technique while gaming that is borderline cheating but still allowed in the game, but is looked down upon by others.

"FUCKING SEANANNERS IS PULLING A CHEATSY DOODLE AGAIN"

cheatsy doodle by Rosco143 September 6, 2019