Positively," Harry said; "by to-morrow morning that watch will be an hour ahead of time.
If that watch isn't at least an hour ahead of time when we sit down to breakfast to-morrow morning, I'll buy you the biggest pie they've got in the city of Cleveland.
That is, the clock in the station is an hour ahead of all the other clocks.
And I was like Aunt Hannah's clock, too, always going off half an hour ahead of time.
I'm sure, always, I'll tell the right time there, even if I do go off half an hour ahead!
Aunt Hannah looks as if she'd like to bring down her clock that strikes half an hour ahead," she said mischievously; but Aunt Hannah did not deign to answer this.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "hour ahead" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.