- 1[transitive, intransitive] to remove something from something larger; to become separated from something detach something Detach the coupon and return it as soon as possible detach something from something One of the panels had become detached from the main structure. detach (from something) The skis should detach from the boot if you fall. compare attach
- 2[transitive] detach yourself (from somebody/something) (formal) to leave or separate yourself from someone or something She detached herself from his embrace. (figurative) I tried to detach myself from the reality of these terrible events. A figure in white detached itself from the shadows.
- 3[transitive] detach somebody/something (technology) to send a group of soldiers, etc. away from the main group, especially to do special duties Five destroyers were detached to carry out a bombardment of the port.
NAmE//dɪˈtætʃ//Verb Forms present simple I / you / we / they detach
he / she / it detaches
past simple detached
-ing form detaching