a fart that starts off as a small, deliberate
fart, but then you suddenly realize that it isn't safe to
fart at the moment, so you hold the rest of the
fart as long as you can. When it's safe to fart, the fart will be about as loud as a fully-loaded whoopie cushion fart.
Jonny was at
work, and farted at his desk when nobody was around. Before he finished the
fart, his boss walked in to check on everyone. By the time the boss left, Jonny released his Dormant
Fart, and everybody in the surrounding offices heard it. Including the boss.