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1.
When you get to work before someone and leave after them.
The only good thing about being on call for 36 hours is that I'm flanking the SHIT out of everyone.
by jbaby2002 August 02, 2011
 
2.
The maneuver OAP's pull at bus stops in order to get to the front of the queue. Normally involves large groups of them mobbing their way into the side of orderly queues.
"Hold you position, we're about to get flanked!"

"We're in for a flanking!"

" BUS FLANKERS!"
by Heliumpanda September 20, 2011
 
3.
Kinda like tittyfucking, but with ass cheeks.
Hannah's ass cheeks are calloused from the dozens of men she's been flanking with.
by chepatitis February 17, 2009
 
4.
Following around. Surrounding. Constantly texting you. Drooling when they see you.
Who are all those people?

Idk. Bitches be flanking!
by Hashtagnumbaone September 01, 2014
 
5.
The process of sitting in the seats right next to people in prime seating in a movie theater in an effort to make them uncomfortable and encourage them to move so that you can steal their seats.
Those two have my favorite movie seats! Let's try flanking them. You take the seat on their left and I'll take the right. The incursion into their personal space will get them to move.
by jugrock January 14, 2013
 
6.
Pushing a planker, as in someone who lies with a straight body like a plank, over, or off whatever they're planking on.
I just saw some guys planking, I totally just did some flanking
by Red_token June 18, 2011
 
7.
A maneuver where U t0uch a girls Tits then move Ur hands 0n them like Ur using a wrench
Van Wilder Freshman Year/ Flanking
by Slim Ferno May 26, 2011