(1):
(n.) Same as Slimes.
(2):
(n.) A foul back street of a city, especially one filled with a poor, dirty, degraded, and often vicious population; any low neighborhood or dark retreat; - usually in the plural; as, Westminster slums are haunts for theives.
(3):
(v. i.) To visit or frequent slums, esp. out of curiosity, or for purposes of study, etc.