cast off

US /kæst ˈɔːf/
UK /kæst ˈɔːf/
"cast off" picture
1.

deshacerse de, desechar

to get rid of something or someone that is no longer wanted or needed

:
The snake cast off its old skin.
La serpiente se desprendió de su vieja piel.
They cast off their old beliefs and embraced new ideas.
Se despojaron de sus viejas creencias y abrazaron nuevas ideas.
2.

zarpar, desamarrar

to untie a boat from its moorings and set sail

:
The crew prepared to cast off at dawn.
La tripulación se preparó para zarpar al amanecer.
Once the lines were clear, they cast off from the dock.
Una vez que las amarras estuvieron libres, zarparon del muelle.