Jigger

The term jigger may refer to:

A measure of volume approximately equal to one and one half fluid ounces or about 44 mL; see shot glass.
A bartending tool used to measure alcoholic beverage ingredients
One of the two distinct parasitic arthropods collectively knowns as chiggers
A pejorative portmanteau combining Jew and nigger; see list of ethnic slurs.
The aftermost mast of a four-masted sailing ship; (more fully, jigger mast)
Slang for a person who acts as a lookout while a crime or other forbidden act (e.g., adultery) takes place
A type of ice cream made at "The Jigger Shop", in Mount Gretna, Pennsylvania, consisting of vanilla ice cream, chocolate or butterscotch syrup, fluffy marshmallow, and topped with their "Jigger nuts"
An alleyway or entry back jigger, an access to the rear of a row of houses, term used by people in Liverpool, England, United Kingdom.
Slang for a person of Japanese ancestry who outfits himself in hip-hop attire. Derived from Japanese nigger.