head of household

Definition from Nolo’s Plain-English Law Dictionary

1) For purposes of federal income taxes, a filing category for someone who is unmarried or legally separated from a spouse and who provides a home for at least one dependent for more than half of the year. The tax rate for someone filing as head of household is lower than it would be for someone filing as a single person. 2) The primary breadwinner in a family.

Definition provided by Nolo’s Plain-English Law Dictionary.