Used in reference to the paving slabs in the street resembling tiles that one may find in their kitchen or bathroom.
SINGLE 20+ FEMALE BANK CASHIER: "What are you doing tonight?"
SINGLE 20+ FEMALE BANK CASHIER 2: "I thought we could have a night on the tiles tonight."
SINGLE 20+ FEMALE BANK CASHIER: "Yeah, I could do with getting drunk, woo go Friday!" <raises arms to reveal angel wings>