to unfasten the buckle or buckles of
verbun·buck·led, un·buck·ling, un·buck·les
To loosen or undo the buckle or buckles of.
- To undo buckles.
- Informal To relax.
(third-person singular simple present unbuckles, present participle unbuckling, simple past and past participle unbuckled)
- to unfasten (the buckle of (a belt, shoe, etc))
un- +"Ž buckle