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a/one hell of a…, a/one helluva…jump to other results
NAmE//ˈhɛləvə//(slang) used to give emphasis to what a person is saying The firm was in a hell of a mess when he took over. This vacation is going to cost a hell of a lot of money. It must have been one hell of a party. It's taken him a hell of a long time to get here. That's one helluva big house you've got.