Verb. Refers to the act of placing one's nose in between another's ass cheeks (gently) and repeatedly sniffing. The sniffing can be either forceful or slight. Sweezing is a universal intimate practice and can be utilized in all sexual formats.
McGee gently parted Courtney's cheeks and sweezed her for a minute or two at the start of their tryst. He found her smell and essence divine.