Definition of brownie
1
: a legendary good-natured elf that performs helpful services at night
2
Brownie
: a member of a program of the Girl Scouts for girls typically in the second and third grades in school
3
: a small square or rectangle of rich usually chocolate cake often containing nuts
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Merriam-Webster unabridged
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Time Traveler for brownie
The first known use of brownie was circa 1500
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