in most occasions sassy

I.O.M means In. Murk. Out. Often used in the hood when gangs are planning on killing a bunch of people

“In my opinion”

A phrase you should not use in China, neither on Reddit

"imo" means "in my opinion".
It is commonly used in texting.
"imo" is similar to "lol" "lmao" and abbreviations like that.

Means In My Opinion.

A person who is really good at fucking bitches and has 10inch dick in his pants