Definitions by Who_tf_comesupwiththisbullshit

LMFSO 

Laughing my fucking soul out

Someone references a iconic vine that’s funny
LMFSO
Someone says lmfso means laughing my fucking socks off

LMFSO absolutely not what kind of lame ass definition is that

LMFSO by Who_tf_comesupwiththisbullshit February 28, 2021