bossy (adj.)

1540s, "swelling, projecting and rounded, decorated with bosses" from boss (n.2). Meaning "domineering, fond of ordering people about" is recorded 1882, from boss (n.1) + -y (2). As a common cow name (by 1844) it represents Latin bos "cow" (from PIE root *gwou- "ox, bull, cow"). Related: Bossily; bossiness.

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