The most accurate term for some bars in the U.K. (more so sub-urban I find) is a Meat Market.
Imagine two girls on the dance floor. They look around and see wall to wall men just stood with a drink staring. Weighing the odds. Smirking. Walking up and grinding on you.
This has happened more times than I can count.
I will come home and cry to my dad and brother while knowing they will never understand the feeling of being nothing more than a potential easy fuck.
Think about that the next time your out dudes. think about how even a night out with friends for a girl can take your identity.