When someone claims they are doing/ have done, something embarrassing, original and or a bit sketchy and you know a lot of people that have previously done this. (Including yourself) say back of the line to let them know they are not the first.
“Last night I got so drunk I lost a shoe and didn’t notice until I was walking home!”
Reply “Back of the line buddy”
Reply “Back of the line buddy”
by Lueisms  August 24, 2022
 Get the Back of the linemug.
Get the Back of the linemug. A Mcdonald's employee who lies about having a black belt or any martial arts training other than playing Mortal Combat or watching Bruce Lee films.
Crazy Dave is a Back-line Ninja.
by Big ole Bastard July 5, 2009
 Get the Back-line Ninjamug.
Get the Back-line Ninjamug. 