झुग्गी

स्त्री० [?] १. फकीरों, साधुओं आदि की रहने की झोपड़ी। २. कोई बहुत छोटा मकान

They live in hovels, eat frugally and sleep on the are ground.

From his behaviour, I can point out that he was brought up in the slums of Mumbai.