The pinnacle of cock cheese, with an odor so potent and lethal, that it could be used in chemical warfare
Johnny didn't wash his cock for two months, so when he went to work, his megasmegma permeated throughout the air and whoever breathed it in developed seizures as their skin melted off. They died soon after.
1. A throwback to something very pleasurable in one's past.
2. A feeling of absolute bliss because one suddenly remembers something pleasant in one's past
John: I think I just had memgasm
Jilll: OMG, what happened??
John: I just heard "Smoke on the Water" for the first time in like 25 years