エアプ

noun

(slang) status that person has information about gameplay of the game but hasn't played it.

I adjusted the room temperature using the air purifier.

意味（1）

(slang) status that person has information about gameplay of the game but hasn't played it.

エアプ乙(おつ)

eapu otsubut you haven't played it, have you?

意味（2）

(slang, by extension) status that person has knowledge about particular thing but hasn't had such or related experience.

Dangoshō shiran toka Nara-kenmin eapu kayoYou don't know Dangosho so that means you haven't lived in Nara