L M N O is laughing my nose off
it's just a substitute for lmao as it's not appropriate for kids
When u laugh too hard that your nose comes off your body ( in a sarcastic way )
It is also used in social media and texting
I look even worse than you do lmno!
Similar to the phrase 'laughing my arse off' but this time replacing the body part arse with 'nose'.. resulting in 'laughing my nose off'
Standing for laughing my nose off
human 1 : and then i said well not like you could yet me anyway
human 2 : LMNO
Standing for laughing my nose off
human 1 : and then i said well not like you could yet me anyway
human 2 : LMNO