What is wahhhhhhhhhh?

It's like hoi and tits and shits.

A famous saying from the 90's and early 00's in the upper echelons of a north London school.

Chiwawa - Chi-wah-wahhhhhhhhh

I just saw that girls boobs- hoi I saw her tits wahhhhhhhhhhhhh

You are not straight - you're gay wahhhhhhhhhh

wahhhhhhhhhh - meme gif