Green’s Dictionary of Slang

1. snug, comfortable.

1808		B. Bradshaw Hist. of Billy Bradshaw 17: Being now fairly tiled in the paviour’s workshop, I was obliged to take up with the best accomodation.
1822		C. Dibdin Yngr Larks of Logic, Tom and Jerry II i: Now then; we’re tiled [...] Snug.

2. arrested, locked up, confined.

1825

C.M. Westmacott Eng. Spy I 161: If ever you should be tiled up in Eager heaven.