- shot glass, jigger, pony - a small glass adequate to hold a single swallow of whiskey
--1 is a kind of glass, drinking glass
- jiggermast, jigger - any small mast on a sailing vessel; especially the mizzenmast of a yawl
--2 is a kind of mast
- harvest mite, chigger, jigger, redbug - larval mite that sucks the blood of vertebrates including human beings causing intense irritation
--3 is a kind of trombiculiid
--3 is a member of Trombicula, genus Trombicula