By Deane Barker

Definition: aggressive behavior

Comes from the same prefix that gives us “aggression” and “aggravation.” Historically, the prefix meant “to approach” or “to attack.”

(See PS below. This might be a British idiom.)

Why I Looked It Up

On the TV show Manifest, a character said:

I didn’t want to interrupt because he was being so aggro.

It was pretty clear what it meant from context, but I had never heard the word before.


Added on

This was a word in the NY Times crossword. The clue was:

Belligerent, in British slang

This is item #19 in a sequence of 771 items.

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