unpin

To remove pins or a pin from.

To open or unfasten by or as if by removing pins.

To free.

To remove the pin or pins that fasten.

To unfasten or unloose by taking out the pins: as, to unpin a ribbon or a gown; hence, to loosen the garments of; undress.

To loose from pins; to remove the pins from; to unfasten.

To remove a pin, undo a pin.

remove the pins from; unfasten the pins of