Top Definition
A) A nice ass way of saying it gets most of the job done
B) A term used by companies so that they don't get sued when their product doesn't work 100%
C) not quite enough; almost
Dude, it says on the label that this new orange mango-tango blueberry-raspberry slam-a-bam anti-bacterial soap kills 99.9% of germs.
5 hours later...
I have AIDS
by Chernasex April 04, 2006
something big retailers use when their product(s) aren't 100% because of possible side-effects or holes in the design
and i would not be doing my job if i did not ask what the other 0.1% is for. 99.9% just ain't effective
by your best idiot April 06, 2010
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