| To unfasten, push the release button and remove the tongue from the buckle. |
| The passengers were quickly instructed to unfasten their safety harnesses and evacuate by the right side doors that were not submerged. |
| If they unfasten these and bend them out they form the roof of the sentry box. |
| He dropped his cap on a chair, unbuttoned his overcoat, lifting up his chin to unfasten the throat buttons. |
| Or you can pull over, put the vehicle in park, unfasten your belt, stick your head between the front seats, and grope for a spell. |
| He shook his head to clear his vision, then started to unfasten his seat belt. |
