I. pronoun 1. [usu. with negative or in questions] — any person or people • there wasn’t anyone there
• does anyone remember him?
• I was afraid to tell anyone.
2. [without negative] — used for emphasis • anyone could do it.
3. a person of importance or authority • they are read by anyone who’s anyone.
II. phrases 1. be anyone’s
‹informal› be open to sexual advances from anyone
• three shandies and he’s anyone’s.
2. anyone’s game an evenly balanced contest • it was still anyone’s game at half-time.
usage: The two-word form any one is not the same as the one-word form anyone and the two forms cannot be used interchangeably. Any one means ‘any single (person or thing)’, as in: not more than twelve new members are admitted in any one year.