Extremely fast, quickly, or rapidly. Her motorcycle is flashy and it goes like stink, but it feels like you're gambling with your life every time you get on it.
like stink (on a monkey/skunk/pig/etc.)
Vigorously or intensely. When information about the president's scandalous affair was leaked, every news outlet in the nation was on it like stink on a monkey. My little brother's been following me around like stink on a pig lately.
Inf. rapidly. (As fast as a smell spreads. *Typically: go ~; move ~; run ~; swim ~.) Those kids moved through the whole test like stink. Real eager-beavers. The wood chipper went through the brush like stink and turned it into a small pile in minutes.
like stinkextremely hard or intensely. informal
2000 Steven Heighton The Shadow Boxer Let him tire out a bit and then go to work on him upstairs. Jabs and straight rights now, got it? Go on. Get on him like stink.
mod. rapidly. (As fast as a smell spreads.) Those kids moved through the whole test like stink. Real eager-beavers.