payroll period
Defined in 1 dictionary — U.S. Code
United States Code
26 U.S.C. § 3401 — for purposes of this chapter (2 versions over time)
For purposes of this chapter, the term "payroll period" means a period for which a payment of wages is ordinarily made to the employee by his employer, and the term "miscellaneous payroll period" means a payroll period other than a daily, weekly, biweekly, semimonthly, monthly, quarterly, semiannual, or annual payroll period.