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oppo

American  
[op-oh] / ˈɒp oʊ /

noun

Informal.
  1. Also oppo research opposition research.

    She claims she never ordered oppo on the candidates.

  2. an opponent or opponents; the opposition.

    It's essential to get to know your oppo.

  3. opposite.

    I don’t know why she told you that when I really said just the oppo.

    In this context, "sad" is the oppo of "fortunate."


verb phrase

  1. go oppo to hit the ball uncharacteristically into the opposite field, which for a right-handed batter means hitting the ball into right field and for a left-handed batter means hitting the ball into left field.

    The infield was expecting a shot between first and second, but the left-handed Lomak went oppo and drove one right through the hole near third base.

Etymology

Origin of oppo

First recorded in 1990–95; by shortening


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“I trusted Graham and his campaign to have done oppo research and cleared him.”

From The Wall Street Journal ● Jun. 6, 2026

But instead we must cite Webb, like Freeman a left-handed hitter who specialized in going oppo.

From Los Angeles Times ● Aug. 28, 2023

This is an oppo bomb to very deep right-center.

From Seattle Times ● Mar. 28, 2023

The "oppo dump" was followed by Navarro's bizarre op-ed urging the public to respond to Fauci's advice with "skepticism and caution."

From Salon ● Jul. 24, 2020

He had the presidential race in the bag, it seemed, until oppo research revealed he had a secret daughter.

From Slate

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