"Rolling On The Floor Laughing With You Inside Me"

ROFLWUIM is an extremely creepy acronym used while flirting via instant messaging, texting and other non-verbal communication methods by females and or gay males, in most cases after a joke is told by the person being flirted with.

Like its parent acronym - ROFL, ROFLWUIM can be combined with other acronyms or expanded by adding additional letters.

When you eat dirt for the first time and leave your family to build a shack in the woods