loosen

Từ điển Oxford Advanced Learner 8th

loos·en [loosen loosens loosened loosening] BrE [ˈluːsn] NAmE [ˈluːsn] verb
1. transitive, intransitive ~ (sth) to make sth less tight or firmly fixed; to become less tight or firmly fixed
Syn: ↑slacken
•First loosen the nuts, then take off the wheel.
•The rope holding the boat loosened.
2. transitive ~ sth to make a piece of clothing, hair, etc. loose, when it has been tied or fastened
3. transitive ~ your hands, hold, etc. to hold sb/sth less tightly
•He loosened his grip and let her go.
• (figurative)The military regime has not loosened its hold on power.
4. transitive ~ sth to make sth weaker or less controlled than before
Syn: ↑relax
•The party has loosened its links with big business.
Opp: ↑tighten
Idiom: ↑loosen somebody's tongue
Derived: ↑loosen somebody up ▪ ↑loosen up
Verb forms:

Example Bank:
•She loosened her hair so that it fell over her shoulders.
•The rope holding the boat had loosened.

• Từ đồng nghĩa / Synonyms:
  relax, loose, untie, undo, tease, tease apart