This is the strumming pattern I found, what do "B"'s stand for?

Strum: B D DUB D DU

1 + 2 + 3 + 4 +

blow. as in strum with your breath.

but not really, i have no clue
Nerdo-sez-bo wrote:

Bon Jovi can just **** off really.

Life is one big question when your starin at the clock
And the answers always waiting at the liquor store, 40 oz to Freedom
I stands for Bassnote, basically pick the root note of the chord youre fretting