To size up is to evaluate or critically assess something or someone. When a chess player sizes up her competition, she makes a judgment about what kind of player she might be facing.
If you're giving a speech, it might help to size up your audience before you decide to include your infamous corny jokes. And part of what happens during a job interview is that the interviewer sizes up the applicant, attempting to figure out what kind of worker they'd be. You could also size up the sofa your brother bought, guessing whether or not it's likely to fit through the front door.
Dictionary.com: English Words on the App Store
DIFFERENT Synonym: 25 Common Synonyms for Different in English
199+ Top Synonyms List to Strengthen Your Vocabulary
What Is Up synonyms - 48 Words and Phrases for What Is Up
Nelson's Illustrated Bible Dictionary: New and Enhanced Edition
12,820 Dictionary Stock Photos, High-Res Pictures, and Images
Dictionary - Wikipedia
Breast Shape Dictionary – Finding Your Breast Shape & Type – ThirdLove
Root Words Definition, List & Examples
Resume Definition: Meaning, Purpose, and What Should Not Be on Yours
More 990 Size Synonyms. Similar words for Size.