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Pronounced {Om-Soul}

Abbreviation of Open Mouth Silent Laughter. This is when you laugh so hard that you just bend over with your mouth wide open, shaking without making a sound and just looking ridiculous.
"Amber just OMSLed off of her chair!"
OMSL by Velocirock January 15, 2010
Related Words
SAME as PMSl except a typo.
Commonly used by drunks and idiots who cannot type.
How are you.....you twit OMSL
OMSL by snappy November 18, 2003
Not just any type of OMG, but the slippy kind.
OMslippyG thats a big dick you've got there.
OMslippyG by BRAAAM69 July 16, 2019