When your server leaves and everyone at the table switches seats and/or tables before he/she gets back just to fuck with them.
"My asshole table just did a Canadian fire drill now they are all mixed up in the pos system!"
"She's gone! Hurry and do a Canadian fire drill before she gets back!"
"She's gone! Hurry and do a Canadian fire drill before she gets back!"
by Trogdor312 August 18, 2020
Get the Canadian fire drillmug.