LSHTMBP Share definition Flag LSHTMBP is an acronym/abbreviation for Laughing So Hard That My Balls Popped! It is rare to find someone that uses this a lot. Jim: Wow! Bob just pooped himself! George: LSHTMBP Jim: Do you want me to call an ambulance? LSHTMBP by Ph3dia July 24, 2011 0 0 Get merch Get the LSHTMBP mug. Buy Now — $32.95 See more merch