The spelling of the phrase "cast off" can be confusing because it has two different meanings with slightly different spellings. When talking about getting rid of something, such as a piece of clothing, it is spelled "cast off" (/kæst ɒf/). However, when referring to the act of setting a boat or ship free from a dock or mooring, it is spelled "cast off" (/kɑːst ɔːf/). It's important to pay attention to the context to ensure the correct spelling is used.
Cast off is a phrasal verb that has multiple meanings depending on the context in which it is used. It can refer to various actions such as discarding or getting rid of something, letting go of someone or something, freeing oneself from restraints or limitations, or releasing a fishing line or boat into the water.
In the sense of discarding or getting rid of something, cast off refers to the act of throwing away or disposing of an unwanted item. This can be physically discarding an object or figuratively getting rid of something like an old habit or an unproductive mindset.
When used in the context of letting go of someone or something, cast off implies ending a relationship or severing ties with someone or something. It signifies the act of releasing or freeing oneself from emotional or physical attachments.
When referring to freeing oneself from restraints or limitations, cast off implies breaking free from oppressive or restrictive circumstances. It signifies liberating oneself from societal, personal, or self-imposed constraints.
In terms of fishing, cast off refers to the action of releasing the fishing line or throwing the baited hook into the water in order to catch fish. Similarly, in sailing, cast off means to release the moorings or anchorage and set a boat or ship adrift.
Overall, the term cast off encompasses various actions of discarding, releasing, or setting something or someone free from constraints, whether physically or metaphorically.
The phrase "cast off" has its roots in sailing and nautical terminology. The word "cast" comes from the Old Norse word "kasta", which means "to throw". In the context of sailing, "cast off" refers to the act of throwing off or releasing a rope or line that is securing a boat to a dock or mooring. This action allows the boat to move freely and sail away. Over time, the phrase "cast off" has come to be used metaphorically in other contexts, meaning to let go, release, or get rid of something or someone.