(pharmacology) An opioid analgesic drug developed in the 1970s and having around 7.5 times the potency of morphine, also used for recreational purposes.

A uranium bomb.

plural of u-word

plural of U&O

(medicine, insurance) Abbreviation of usual and customary (price); the retail price if not covered by insurance.

Alternative spelling of UW (“University of Washington”)

plural of U-bomb

Alternative form of PU

Alternative form of P U

plural of U-ie