/ ˈnʌgɪt; NAmE / noun
1.
a small lump of a valuable metal or mineral, especially gold, that is found in the earth
2.
a small round piece of some types of food :
chicken nuggets
3.
a small thing such as an idea or a fact that people think of as valuable
SYN snippet :
a useful nugget of information
••
WORD ORIGIN
mid 19th cent.: apparently from dialect nug lump , of unknown origin.