The picture, which she simply captioned "congratulations," shows the bombshell emcee cutching her pink iPhone while she grabs her stomach with her other arm. Her breasts are front and center in the grainy picture as Minaj flaunts her stuff in a lace blue bra.
LAS VEGAS, NV - MAY 17: Recording artist Nicki Minaj performs during the 2015 Billboard Music Awards at MGM Grand Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)
LOS ANGELES, CA - NOVEMBER 23: Recording artist Nicki Minaj performs onstage at the 2014 American Music Awards at Nokia Theatre L.A. Live on November 23, 2014 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)
LAS VEGAS, NV - SEPTEMBER 19: Recording artist Nicki Minaj performs during the 2014 iHeartRadio Music Festival at the MGM Grand Garden Arena on September 19, 2014 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for iHeartMedia)
Recording artist Nicki Minaj poses in the press room during the MTV Video Music Awards (VMA), August 24, 2014 at the Nokia Theatre in downtown Los Angeles. AFP PHOTO / Frederic J. Brown (Photo credit should read FERDERIC J. BROWN/AFP/Getty Images)
LOS ANGELES, CA - JUNE 29: Singer/rapper Nicki Minaj accepts Best Female Hip-Hop Artist onstage during the BET AWARDS '14 at Nokia Theatre L.A. LIVE on June 29, 2014 in Los Angeles, California. (Photo by Kevin Winter/Getty Images for BET)
WESTWOOD, CA - APRIL 21: (EDITORS NOTE: This image was processed using digital filters.) Singer Nicki Minaj attends the premiere of Twentieth Century Fox's 'The Other Woman' at Regency Village Theatre on April 21, 2014 in Westwood, California. (Photo by Jason Kempin/Getty Images)