billie

noun

bil·​lie ˈbi-lē 

variants or less commonly billy

ˈbi-lē

plural billies

1

chiefly Scottish : comrade, companion

my old school billie

2

chiefly Scottish : brother

3

chiefly Scottish : lad, fellow, boy

when chapman billies leave the street

—Robert Burns

Word History

Etymology

probably from the name Billie, Billy

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