From Longman Dictionary of Contemporary Englishhour handˈhour ˌhand noun [countable] TMCthe shorter of the two pieces on a clock or watch that show you the time → minute hand
Examples from the Corpus
hour hand• Each minute hand is 12 feet 7 inches long; each hour hand is almost 10 feet long.• Point the small hour hand of your watch at the sun.• Imagine a straight line half way between the hour hand and the figure 12 on the watch. 