1 definition by Johnny Smo

Abbreviation for “Cross The Line”, used as an expression when someone’s actions or comments are considered extremely offensive or insensitive in nature and have overstepped certain social norms. Used when someone has essentially gone too far, behaved disrespectfully, said something beyond good taste or has done something completely inappropriate.
Statement: “All girls are skanks
Reply: “That’s XTL, man!”

Statement: “I’m totally going to bag her out on Facebook, dude”
Reply: “That’s really XTL”.

Statement: “She sent me 26 text messages last night”.
Reply: “That’s XTL”.
by Johnny Smo January 17, 2013
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