on the tiles

on the tiles

slang Engaged in a wild or rowdy celebration, often by going drinking at bars or parties until the early hours of the morning. Primarily heard in UK, Australia. I'm still recovering from a heavy night on the tiles!
See also: on, tile

on the tiles

away from home having a wild or enjoyable time and not returning until late in the evening or early in the morning. informal, chiefly British
The image here is of a cat out on the rooftops at night. The expression has been in use since the late 19th century.
See also: on, tile