look up any word, like dirty sanchez:
 
1.
MXT
Short for Maximum Xbox Time:

A moment in a mans life when he can unwind from the stress of the office, and take fools names via the joys of the xbox live system.
Eddie: Mark, the Mrs is out dancing tonight! you up for some MXT?

Mark: Hell yea i am, lets send em to Merksville
.
by Hunter-UK March 05, 2009