Nicki Minaj has announced she is expecting her first child with her husband Kenneth 'Zoo' Petty and admits she is "overflowing with excitement and gratitude".

The 37-year-old rapper took to Instagram to show off her blossoming bump and captioned the image ''#preggers.

The chart-topper first sparked speculation about her pregnancy in May after discussing her food cravings and feelings of ''nausea''.

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The Super Bass hitmaker later thanked fans for their well wishes and said she is "overflowing with excitement and gratitude".

"Love. Marriage. Baby carriage. Overflowing with excitement & gratitude. Thank you all for the well wishes," Minaj posted.

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Last year, Minaj, who wed Petty in October, announced her intention to retire to instead focus on her family.

"I've decided to retire & have my family. I know you guys are happy now. To my fans, keep reppin me, do it til da death of me … Love you for LIFE," she wrote on Twitter.

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