From Longman Dictionary of Contemporary Englishsomebody’s head is spinningsomebody’s head is spinning (also the room is spinning)CONFUSEDILL if your head or the room is spinning, you feel as if you might faint (=become unconscious) because you are shocked, excited, or drunk I was pouring with sweat, and my head was spinning. The room started to spin. → spin
Examples from the Corpus
somebody’s head is spinning• My shirt is soaked through, my head is spinning. 