cari istilah yang lo mau, kaya' sex:
 
1.
A colloquial expression used in simile-like grammatical constructions to attribute particular force to the action of a verb. To state that something is happening "like nobody's business" suggests that it is happening with a particularly high degree of intensity.
It's raining outside like nobody's business!
dari Sam Sundquist Jum'at, 17 Juni 2005