1. a period of time equal to 1/24th of a day; - Example: "the job will take more than an hour" [syn: hour, hr, 60 minutes]
2. clock time; - Example: "the hour is getting late" [syn: hour, time of day]
3. a special and memorable period; - Example: "it was their finest hour"
4. distance measured by the time taken to cover it; - Example: "we live an hour from the airport" - Example: "its just 10 minutes away" [syn: hour, minute]