That's right. Can't catch my breath is what figurative language?

Can't catch my breath is an idiom figurative language. The term refers to a set expression or a phrase comprising of two or more words.

idiom

Explanation:

a characteristic mode of expression in music or art.

or it can be

a group of words established by usage as having a meaning not deducible from those of the individual words (e. g., rain cats and dogs, see the light).