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Often used to describe a session of game-play for a game named League of Legends. This session is often filled with joy and lots of abuse on the fields of justice.
Oliver: Hey man, feeling a lol sesh?
Dylan: Always bro!

Mitchell's Mum: Mitchell, come clean the dishes!
Mitchell: Not now mum!! I'm having a lol sesh!
by MrKuchies January 17, 2014
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