Definition of "overheated"

Been getting tired of my motor running / Feeling overheated 'cause my life keeps coming / My heart has been troubled by the speed of love

2010, Ghostland Observatory (lyrics and music), “Sad Sad City”, in Paparazzi Lightning

He was hooked immediately by the overheated imagery, the overblownness of it all. No writer he read had ever communicated that feeling of an incomprehensible madness.

2011, Jason Zinoman, Shock Value: How a Few Eccentric Outsiders Gave Us Nightmares, Conquered Hollywood, and Invented Modern Horror, New York, N.Y.: The Penguin Press, page 61

He finds, not “demigods” but “a combative group of exhausted, drunken, broken, petty, partisan, scheming, squabbling, bloviating, sensory-deprived, underoxygenated, fed-up, talked-out, overheated delegates so distraught they threatened violence, secession.

2013, The Ultimate Daily Show and Philosophy