rathole
nounDefinition of rathole
1a
: a rat's burrow
b
: a hole gnawed by a rat
2a
: a narrow opening, tunnel, or passageway
b
: a cramped space (as for storage or living quarters)
especially
: one that is oppressive or filthy
cooped up in a rathole like this — Jack Ward
3
: a seemingly bottomless or unfillable hole
his last pile of money … went down the rathole when he tried to save an old friend from bankruptcy— Stanley Walker