Definition of XL 

1 extra large

2 extra long

Learn More about XL

Statistics for XL

Look-up Popularity

Keep scrolling for more

More Definitions for XL

Kids Definition of XL

extra large

Medical Definition of XL 

Comments on XL

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

WORD OF THE DAY

to make faulty or ineffective

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

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!