acidhead

noun
ac·​id·​head | \ -ˌhed How to pronounce acidhead (audio) \

Definition of acidhead

: an individual who uses LSD

First Known Use of acidhead

1966, in the meaning defined above

History and Etymology for acidhead

acid entry 1 + -head (as in dopehead, hophead, pothead)

Keep scrolling for more

Learn More about acidhead

Statistics for acidhead

Look-up Popularity

Time Traveler for acidhead

The first known use of acidhead was in 1966

See more words from the same year

More from Merriam-Webster on acidhead

Rhyming Dictionary: Words that rhyme with acidhead

Comments on acidhead

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

WORD OF THE DAY

having a desire to acquire more things

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Citation

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

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!