take a left 

to leave where you are at the moment to go somewhere else, i.e. to leave

jane and sue are at a boring party and jane wants to go so jane says to sue, "I think its time to take a left".
Translation:let's leave

take a left by Nikell V. Johnson January 17, 2008

to take a left 

VERB: 1. to veer completely off-course 2. to act in a way contrary to how one would normally behave 3. to be incorrect

Other variations include: "take an L" and "go left"

ETYMOLOGY: Hip hop slang

My money loving friend Karen totally took a left when she dumped her Ivy league boyfriend and married the Pizza Hut delivery guy.

to take a left by Danielle Belton January 25, 2005