lmom 

Left Message On Machine

I called the client and LMOM.

lmom by Mysocalledpseudonym March 10, 2017

lmomn 

an abbreviation for laughing milk out my nose

MR. X: I believe that is funny.

Mr. Cool: I believe that is lmomn.

(everybody starts laughing)

lmomn by iMAKEWORDS December 9, 2009

LmOmO 

Laughing my OFF my OFF
A different way to express joy and amusement

LmOmO that joke was so funny!

LmOmO by 0432 October 4, 2018