verb
- to open or undo something that has been fastened, tied, or secured
Examples
- She unfastened her seatbelt after the plane landed.
- Please unfasten the buttons on your shirt before the examination.
- He unfastened the gate and walked into the garden.
- The child couldn’t unfasten the complicated buckle on her shoe.
- Make sure to unfasten all the clips before removing the cover.
- The sailor unfastened the rope from the dock.