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1 definition by David Hamlin

 
1.
"Laughing quietly to myself." A more accurate representation of the human response to funny things seen on the interweb.

When people type lol, rarely are they laughing aloud for the whole world to hear, but merely smiling and laughing quietly to themselves.
Boner jokes cause me to LQTM.
by David Hamlin July 07, 2006