GLHFTTYL definition by Slang.net
This page explains what the acronym "GLHFTTYL" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
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GLHFTTYL stands for "good luck, have fun, talk to you later." Primarily, gamers use this acronym while signing off from online gaming sessions, to wish their fellow players good fortune.
More rarely, you might see people use GLHFTTYL to sign off from other chat and text conversations. In these instances, GLHFTTYL still means the same thing, but the HF portion of the acronym refers to whatever activity you're doing. (And yes, the person who sent you GLHFTTYL is likely a gamer.)