When one sits too far back on the toilet seat while defecating and accidentally leaves small dobs of fecal matter on the edge of the seat.
Roger called janitorial services up to the executive washroom because one of the managers failed to situate properly on the toilet and ended up Dirt Dobbing.
An absolutely foolproof way to keep minors from viewing content deemed "too mature" for them to watch.
Billy: "So I was trying to watch some videos for an M rated game, and I ran into an age gate, so I put in my real birthday. SOMEHOW it managed to figure out that I am 12. CURSE YOU AGE GATE!!!"
Bill: "Fucking age gate! *quick scroll* THERE! I was born on January 1, 1904. Fuck you age gate."