The 45-year-old singer took a dig at his career and financial condition, reported TMZ.
She used words like "you just lost the best you've ever had," "actin' so corny like Fritos," and "Is it lack of ice got you so cold, "have you ever felt this on your own" and "everything you own boy you still owe," in the song.
Cannon had recently hinted that he was open for reconciliation.