verb
- to unfasten or open by undoing buttons
Examples
- She unbuttoned her coat when she entered the warm house.
- He unbuttoned his shirt sleeves and rolled them up.
- Please unbutton the top button of your collar.
- The child learned to unbutton his jacket by himself.
- She unbuttoned her cardigan and hung it on the chair.
- He unbuttoned his cuffs before washing his hands.