A piece of cloth worn over the hair to protect or create waves in the hair. A wave cap is often worn as a piece of head ware, especially among African Americans.
by monicaz1548 August 12, 2010
A knit wave cap is a wave cap that is made by knitting yarn. has some of the best knit wave caps around. Knit wave caps are usually worn by black people, and in David Spate's video of PORN (Prisoners on the Run NIGGA) talk video on YouTube, his nigga John Ollie is featured wearing a knit wave cap.
by AFB64 November 2, 2011