When you swab your ass after an extremely satisfying, hard, clean shit, and the paper comes up clean. AKA one wiper.
Credit to DB in MO.
Man, that was an awesome shit! I only needed a security wipe!
To wipe after an expected Shart, or to wipe feces out of but crack to prevent a skid mark.
"dude, i thought i sharted, but the Security Wipe came back negitive" "Dude, i had to do a security wipe on that one. Saved my drawers.