In gaming, game developers create characters/items with various strengths and weakness, and they can adjust those to improve or worsen a character/item. When one character or weapon is improved too much, everyone uses it, and the character/item it's called meta, because if you look at the...
The North stand and quite a lot of others singing 'You've seen the Albion, now fu*k off home', and then more of the same outside the ground. There were about 3 Man U fans outside the South stand shouting 'come on then' to the mocking Brighton fans. Bless.