He asked if she had any 'skeletons in her closet' that might affect her political campaign.
She's a 'closet' racist. [=she does not want people to know that she is a racist]
The manager 'was closeted' with one of her employees for several hours.
(..) I'm just trying to protect us... and future usses and that's it. Just in case there's a monster in the closet. - Instead of, you know... - Shirts. You know me so well. - God. - You finish all my sentences. You should have shirts in your closet. Yeah. You know what there should be? No more surprises. We're gonna have a nice dinner tonight. (..)2018 Avengers: Infinity War