- Noun. One who renders account; one accountable.
- Noun. A reckoner, or someone who maintains financial matters for a person(s).
- Noun. One who is skilled in, keeps, or adjusts, accounts; an officer in a public office, who has charge of the accounts.
- Noun. One whose profession includes organizing, maintaining and auditing the records of another. The records are usually, but not always, financial records.
- Adjective. (obsolete, Shakespearian) accountable.