Top definition
LTMN - An acronym standing for Laughing through my nose. LTMN is the point just before LOL. It is commonly heard in libraries and work places when people see something funny but it would be inappropriate to laugh out loud.
I didn't laugh but had one of those nose exhalations LTMN.

Dude that was funny picture LTMN.
by heyguysimisaac March 06, 2013
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

Alphabetical list