The "no make-up stage" is the stage in a relationship when the partners are comfortable enough around each other being seen with no make-up on.
Rose: Elle and Elliot are so cute together!
Bella: I know! Did you hear how they're at the no make-up stage already?!
Rose: No way?!
Bella: I know! Did you hear how they're at the no make-up stage already?!
Rose: No way?!
by rb00 April 17, 2014