Nicki Minaj Shares Sexy Photo

With a wardrobe full of scantily-clad costumes, Nicki Minaj has to stay in tip-top shape. And the 32-year-old singer shared one of her slim-down secrets with her 32.3m fans on Monday. 'I love my waist trainer by @nowaistclique nowaistclique.com ~ I warmed up everyday on tour wearing this to stay in shape,' the 32-year-old rapper wrote on Instagram along with a sexy snap of herself.