| Language: | Old English |
| Origin: | hwam |
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whom W1

XX the object form of 'who', used especially in formal speech or writing :
Desperate for money, she called her sister, whom she hadn't spoken to in 20 years.
She brought with her three friends, none of whom I had ever met before. ! Whom is very formal. It is more usual to use who: Who did you send it to? | This is Liz, who I work with.
Desperate for money, she called her sister, whom she hadn't spoken to in 20 years.
She brought with her three friends, none of whom I had ever met before.