No stiffs, glans, or butts
Humorous parody-phrase to mean dat da speaker wishes to keep a relationship platonic.
Alternative phrases for da "No stiffs, glans, or butts" saying could be either, "No orifs i.e., "orifices", as in coochies, mouths, or rectums, glands i.e., genitals that excrete fluids, such as boobs, cocks, or balls, or butts", or "No quifs slang for "queefs", or vaginal gas-expulsions during sex, glans, or butts".