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cobra

1 American  
[koh-bruh] / ˈkoʊ brə /

noun

  1. any of several highly venomous, Old World elapid snakes of the genera Naja and Ophiophagus, characterized by the ability to flatten the neck into a hoodlike form when disturbed.

  2. any of several similar, related African snakes, as the ringhals.

  3. leather made from the skin of a cobra.

  4. Military. Cobra, a single-engine, two-seat U.S. Army attack helicopter armed with missiles, rockets, and a 20 mm cannon and in service since 1977.


cobra 2 American  
[koh-bruh, kob-ruh] / ˈkoʊ brə, ˈkɒb rə /

noun

Australian.
  1. head; skull.


cobra 1 British  
/ ˈkəʊbrə /

noun

  1. any highly venomous elapid snake of the genus Naja, such as N. naja ( Indian cobra ), of tropical Africa and Asia. When alarmed they spread the skin of the neck region into a hood

  2. any related snake, such as the king cobra

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

COBRA 2 British  
/ ˈkəʊbrə /

acronym

  1. (in the UK) Cabinet Office Briefing Room A: the civil contingencies committee that leads the UK's responses to crises such as terrorist attacks and epidemics

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of cobra1

First recorded in 1810–20; short for cobra de capello

Origin of cobra2

First recorded in 1825–35, cobra is from the Dharuk word gabarā

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.

Carse produced a lifter to Usman Khawaja so venomous it could have been a spitting cobra.

From BBC • Nov. 21, 2025

This drama will not end well: “Watch Your Step” has a coiled energy, a cobra poised to strike.

From Los Angeles Times • Jul. 24, 2025

Throw in a pitch spitting like a cobra from a length at one end, Jasprit Bumrah bowling missiles and turn for Ravindra Jadeja, and England were second favourites.

From BBC • Jun. 25, 2025

When she and Dr. Tessler analyzed the leech’s movement, they identified that it made a curling motion similar to the move a cobra makes before it strikes.

From New York Times • Jun. 20, 2024

She held the ball in both hands at her waist, and then, like the strike of a cobra, her right hand flicked out and the ball smacked into Jasper’s hand.

From "Twilight" by Stephenie Meyer