yellow jacket

noun

Definition of yellow jacket

  1. 1 :  any of various small yellow-marked vespid wasps (especially genus Vespula) that commonly nest in the ground and can sting repeatedly and painfully

  2. 2 slang :  pentobarbital especially in a yellow capsule

1796

First Known Use of yellow jacket

1796


YELLOW JACKET Defined for English Language Learners

yellow jacket

noun

Definition of yellow jacket for English Language Learners

  • : a small flying insect that has yellow marks on its body and that can sting you


YELLOW JACKET Defined for Kids

yellow jacket

noun

Definition of yellow jacket for Students

  1. :  a small wasp with yellow markings that usually nests in colonies in the ground and can sting repeatedly and painfully


Medical Dictionary

yellow jacket

noun

Medical Definition of yellow jacket

  1. 1:  any of various yellow-marked social wasps (especially genus Vespula of the family Vespidae) that usually nest in the ground, aggressively defend their nests, and can sting repeatedly and painfully

  2. 2 slang :  pentobarbital especially in a yellow capsule—usually used in plural

Illustration of yellow jacket



Seen and Heard

What made you want to look up yellow jacket? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to trick or confuse (someone)

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • alphabet-magnets
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ