Pornhub Mode
The act of wearing headphones with only one ear-cup on the ears instead of two for the sake of extra awareness. Pornhub mode is usually used when you are doing something sketchy (e.g porn) on your PC/phone and don't want anyone like your parents to come in and see what you're up to.
" mans watchin some hentai on pornhub mode innit, makin sure I can hear no one commin up the stairs whilst i'm trying to have a wank"