HECK

exclamation, [noun] [slang] - an expression of usually slight annoyance or surprise, or a way of adding force to a statement, question, etc.Oh heck! It's later than I thought.Where the heck have you been - we're late?It's a heck of a (= a very) long way to the nearest shop from here.The doctor said I shouldn't drink, but what the heck (= I'll do it although I know I probably should not).