Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
: to form a judgment of
size up the situation
1884, in the meaning defined above
Keep scrolling for more
Share size up
Resources for size up
Time Traveler for size up
See more words from the same year
More from Merriam-Webster on size up
See words that rhyme with size up
Nglish: Translation of size up for Spanish Speakers
Comments on size up
What made you want to look up size up? Please tell us where you read or heard it (including the quote, if possible).
to clear from alleged fault or guilt
Get Word of the Day daily email!
Difficult Vocab Quiz
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
This is just to say / Don't confuse them
What exactly is the 'it' being sufficed?
Taking a usage peeve to task
You can't shut them up, but you can label them
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
Another round of challenging vocab!
(Secret October WOTD Quiz)
SCRABBLE® fans, sharpen your skills!