A phrase said when one is either surprised, annoyed or angry at something or someone.
Commonly used as a noun to depreciate someone, it can also be used as a descriptive adjective (mostly when used in plural form) to enlighten others of your mood about what you are doing or experiencing.
Main meaning: The small build up of a nugget that hangs from the hair on your asshole or freely lets go into the aether and enjoys it's life as a fully independent unliving entity.
E.g
Noun:
"Man, that guy is such a shit nugget"
Adjective:
"Holy shit nugget(s), that scene was dark af"