also known as whitey-tightys, Tighty - whiteys are the form of underpants worn by small children ranging from age 3 to 12. At some point near puberty, the switch is made to the obviously more comfortable boxers. Tighty-whiteys can also be used in an offensive term against the caucasian population
These tighty-whiteys are too restricting!
(the above example can be used for both forms of the definition)