at the top of the hour
idiomTo save this word, you'll need to log in.
Definition of at the top of the hour
US
: at the beginning of the hour (at 12:00, 1:00, 2:00, etc.)
The program is scheduled to start at the top of the hour.
Comments on at the top of the hour
What made you want to look up at the top of the hour? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Confusing Words—A Quiz
- I invented a brand new toaster robot and
______it "Sir Toasts-a-Lot."
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
- Confusing Words—A Quiz
Test your knowledge of these commonly confused words!
Take the quiz - Here Be Dragons: A Creature Identification Quiz Take the quiz
- Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz - Bee Cubed
Listen to the words and spell through all three levels.
Play the game
Share at the top of the hour
Resources for at the top of the hour