I. heck 1 /hek/ BrE AmE interjection informal
[ Date: 1800-1900 ; Origin: hell ]
1 . used to show that you are annoyed or to emphasize what you are saying:
Oh heck! I’ve lost my keys!
‘Do you believe him?’ ‘Heck, no.’
2 . did he heck/will it heck etc British English used to say in a strong way that someone did not do something, something will not happen etc:
‘Did he offer to pay for it?’ ‘Did he heck.’
II. heck 2 BrE AmE noun [singular, uncountable] spoken informal
1 . used like ‘hell’ to emphasize what you are saying:
It cost a heck of a lot of money.
where/how/who etc the heck
Where the heck are we?
He sure as heck didn’t tell me.
2 . what the heck used to say that you will do something even though you really should not do it:
It’s rather expensive, but what the heck.
3 . for the heck of it for fun, or for no particular reason