"Closet doors" refers to the doors of a cupboard or storage area where people keep things hidden or private. It can also be used to describe someone hiding their true self or their secrets. Full definition
I would love to replace my mirrored closet doors in our hall way with those. (theinspiredroom.net)
Mine is very small but I love that I am not just opening closet doors off a room that is for another purpose (master, bath, hall, etc). (domesticimperfection.com)
We ended up hanging beads instead of closet doors and it really opened up my kid's rooms. (kristendukephotography.com)