Added 9 October 2026 under-the-counter adjective Categories: Describing WordsObscure Words adjective ! Definition from WordNet 3.1, Princeton University. More about under-the-counter at Wordnik → Where our words come from → Done or sold illicitly and secretly. Related Words: illegalillicitadulterineoccultundergroundnonclandestineunprescribednonprescribedunlawedstealthunsurreptitiousillegitimate Back to today's word