bally /ˈbæli/adjective 1adverb 1noun 1forms 1 adjective1 •(UK, old-fashioned) Bloody (used as a mild intensifier).He's just a bally idiot. adverb1 •(UK, old-fashioned) Very.That was a bally foolish thing to do, old chap! noun1 •(slang) A balaclava.With SB, no sideman Bally on my face like darg I’m silent (…) 3 up Silent and Violent Bally on my face, fuck Trident — 2017 formsballies