For when you want to ROFL but you simply cannot due to losing your voice.

Short for ROFLMAO (Rolling On Floor Laughing My Ass Off)

Text talk for 'roll on floor'. Similar to ROFLing but without any laughter aloud.

Rof - Rolling On Floor

Abbreviation for "Roll On Floor Seizing"

A variation on ROFL (Roll On Floor Laughing)

ROFS = Rolling on the floor suffering

Rolling On Floor Shitting

a way to express emotion
much like yelling or laughing.

lowercase denotes doing it slowly, or with care.
uppcare indicates a sudden and violent usage.