chiefly NAmer, informal
a contemptible or inadequate person
a motor vehicle with smelly exhaust fumes
formerly, a hand-thrown missile filled with combustible material emitting a suffocating smoke
A piratical fleet closed round her, threw a stinkpot into the engine-room, and overpowered the crew — Westminster Gazette
an American turtle inhabiting muddy waters that gives off a foul smell when disturbed: Kinosternon odoratum