a banker's dozen(redirected from banker's dozen)
a banker's dozen
One less than a dozen, i.e., 11. A play on "a baker's dozen" (13 rather than 12), it refers to lending in which interest is deducted at the time of the loan, therefore yielding less than what the loan actually stipulated. A soccer team has a banker's dozen players on the field at any given time.
See also: dozen