Slip Into Something More Comfortable Meaning
(idiomatic) To wear something suitable to be stripped off by a lover.
Example: 2009, Carl Weber, Mary B. Morrison, She Ain't the One
Pointing to my bedroom, I said, â€œThe bathroom's upstairs.â€ â€œAw'ight, chill. You act like you got Tupac in there or something.â€ Jay laughed, then said, â€œI'll meet you upstairs. Why don't you slip into something a little more comfortable?"