a man with a unibrow, mustache, and a slight beard, usually married to a women (maybe a rock if he has to) whose name also starts with the initial B, for ex: bethany. billy gertrude always makes everyone in the room laugh, even though his unibrow, mustache, and beard are false lashes. hes also short.
by travinawiththebeans July 2, 2023
Get the billy gertrudemug.