Cain

/keɪn/

Meaning & Definition

proper noun
A name of Hebrew origin meaning 'to acquire' or 'to possess', often associated with the biblical figure Cain, the firstborn son of Adam and Eve who committed the first murder by killing his brother Abel.
In the biblical story, Cain was marked for protection after he killed Abel.
A reference to the archetype of jealous or fratricidal behavior.
The term 'Cain' is sometimes used metaphorically to describe someone who betrays a close relation.

Etymology

From the Hebrew name Qayin, possibly meaning 'spear' or 'acquisition'.

Common Phrases and Expressions

Cain and Abel
A reference to sibling rivalry and betrayal.

Related Words

Abel
The brother of Cain, who was killed.
fratricide
The act of killing one's brother.

Slang Meanings

To betray a friend or sibling.
He really went full Cain on me when he told my secrets.