stop ‧ watch /ˈstɒpwɒtʃ $ ˈstɑːpwɑːtʃ, -wɒːtʃ/ BrE AmE noun [countable]
a watch used for measuring the exact time it takes to do something, especially to finish a race
stop ‧ watch /ˈstɒpwɒtʃ $ ˈstɑːpwɑːtʃ, -wɒːtʃ/ BrE AmE noun [countable]
a watch used for measuring the exact time it takes to do something, especially to finish a race
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012