- 1annihilate somebody/something/yourself to destroy somebody/something completely The human race has enough weapons to annihilate itself.
- 2annihilate somebody/something to defeat somebody/something completely She annihilated her opponent, who failed to win a single game. Word Origin late Middle English (originally as an adjective meaning ‘destroyed, annulled’): from late Latin annihilatus
BrE BrE//əˈnaɪəleɪt//; NAmE NAmE//əˈnaɪəleɪt//Verb Forms present simple I / you / we / they annihilate
BrE BrE//əˈnaɪəleɪt//; NAmE NAmE//əˈnaɪəleɪt//he / she / it annihilates
BrE BrE//əˈnaɪəleɪts//; NAmE NAmE//əˈnaɪəleɪts//past simple annihilated
BrE BrE//əˈnaɪəleɪtɪd//; NAmE NAmE//əˈnaɪəleɪtɪd//past participle annihilated
BrE BrE//əˈnaɪəleɪtɪd//; NAmE NAmE//əˈnaɪəleɪtɪd//-ing form annihilating
BrE BrE//əˈnaɪəleɪtɪŋ//; NAmE NAmE//əˈnaɪəleɪtɪŋ//