n.1. A narrative or record of events.
2. a. A reason given for a particular action or event: What is the account for this loss?
b. A report relating to one's conduct: gave a satisfactory account of herself.
c. A basis or ground: no reason to worry on that account.
3. a. A formal banking, brokerage, or business relationship established to provide for regular services, dealings, and other financial transactions.
b. A precise list or enumeration of financial transactions.
c. A sum of money deposited for checking, savings, or brokerage use.
d. A customer having a business or credit relationship with a firm: salespeople visiting their accounts.
4. A private access to a computer system or online service, usually requiring a password to enter.
5. Worth, standing, or importance: a landowner of some account.
6. Profit or advantage: turned her writing skills to good account.
account for1. To constitute the governing or primary factor in: Bad weather accounted for the long delay.
2. To provide an explanation or justification for: The suspect couldn't account for his time that night.