(informal, slang) Used to indicate agreement, often sarcastically. / (informal, slang) Used to introduce a refutation, sometimes sarcastically. / (informal, slang) An exclamation of excitement or joy

An expression of dismay, concern, worry or disapproval.

Alternative spelling of righto

A sarcastic exclamation of displeasure.

used as an expression of frustration, disgust, disbelief, or incredulity

(slang, dated, mostly in the phrase 'like billy-oh') The greatest extent or degree of something; used in comparisons to indicate a superlative.

Alternative form of rabbit-o

Alternative form of bottle-o

(UK, West Midlands) Used to indicate agreement. / (UK, West Midlands) Used to introduce a refutation, sometimes sarcastically.

Alternative form of oh, snap