What is foxy brown ain t no?

Ain't No" is a song by American rapper Foxy Brown. It was released as the lead single from her second studio album "Chyna Doll" in 1999. The song was produced by Rick Rock and features vocals from Dru Hill. "Ain't No" reached #16 on the Billboard Hot 100 chart and #4 on the Hot R&B/Hip-Hop Songs chart. The lyrics of the song boast about Foxy's success and her ability to handle any challenge that comes her way. The song is known for its catchy chorus and upbeat tempo, which made it a popular club and radio hit at the time of its release.