- 1defuse something to stop a possibly dangerous or difficult situation from developing, especially by making people less angry or nervous Local police are trying to defuse racial tension in the community. These latest measures should help to defuse the situation.
- 2defuse something to remove the fuse from a bomb so that it cannot explode Police closed the road while they defused the bomb.
BrE BrE//ˌdiːˈfjuːz//; NAmE NAmE//ˌdiːˈfjuːz//Verb Forms present simple I / you / we / they defuse
BrE BrE//ˌdiːˈfjuːz//; NAmE NAmE//ˌdiːˈfjuːz//he / she / it defuses
BrE BrE//ˌdiːˈfjuːzɪz//; NAmE NAmE//ˌdiːˈfjuːzɪz//past simple defused
BrE BrE//ˌdiːˈfjuːzd//; NAmE NAmE//ˌdiːˈfjuːzd//past participle defused
BrE BrE//ˌdiːˈfjuːzd//; NAmE NAmE//ˌdiːˈfjuːzd//-ing form defusing
BrE BrE//ˌdiːˈfjuːzɪŋ//; NAmE NAmE//ˌdiːˈfjuːzɪŋ//