undersized

adjective

un·​der·​sized ˌən-dər-ˈsīzd 

variants or less commonly undersize

ˌən-dər-ˈsīz 

: of a size less than is common, proper, normal, or average

undersized trout

Synonyms of undersized

• diminutive
• small
• little

Examples of undersized in a Sentence

He is undersized for a basketball player.

though a football all-star in high school, he was just a mediocre, undersized player at the college level

Recent Examples on the Web

Chris Colon, Notre Dame, lineman, senior Colon knows how to prove his feet and underbody despite being slightly undersized at the line of scrimmage. — Ethan Hanson, Daily News, 19 Aug. 2026

Despite being at a size disadvantage against the 6-foot-7 Kamilla Cardoso, the undersized Valkyries rolled past the Chicago Sky 91-71. — Joseph Dycus, Mercury News, 13 Aug. 2026

The versatile-but-undersized linebacker from LSU is already earning first-team snaps and showing off some pass rush skills. — Tyler Estep, AJC.com, 10 Aug. 2026

Fields is undersized, but uses his high football IQ to overcome any questions about his size (5-11, 185). — Steven Johnson, Fort Worth Star-Telegram, 10 Aug. 2026

Word History

First Known Use

1706, in the meaning defined above

Rhymes for undersized

• acclimatized
• aerosolized
• alphabetized
• aluminized
• anaesthetized
• anesthetized
• annualized
• antagonized
• apologised
• apologized
• capitalised
• capitalized

Kids Definition

undersized

adjective

un·​der·​sized ˌən-dər-ˈsīzd 

: smaller than is usual or standard

undersized fruit