What is Foosty?
1.
Of Scottish/Glaswegian derivation: rotten, gone bad
'Oi David, sniff the milk and see if its foosty'
2.
Musty, mouldy, smells bad.
The bread's foosty already! Oh, it's a week past it's sell-by date.
See
3.
When something smells kinda bad.....
Boy, that poop I did was foosty last night
