outsize

UK: /ˌaʊtˈsaɪz/ US: /ˈaʊtˌsaɪz/ ,(out′sīz′)

WordReference Random House Learner's Dictionary of American English © 2025

out•size /ˈaʊtˌsaɪz/   n. [countable]

1. an uncommon or irregular size, esp. one larger than average.

adj. [before a noun]

2. Also, ˈoutˌsized. being unusually large, heavy, extensive, etc.:
   an outsize uniform.

WordReference Random House Unabridged Dictionary of American English © 2025

out•size  (out′sīz′), n. 

1. an uncommon or irregular size, esp. one larger than average.
2. a garment of such a size.

adj. 

3. Also, out′sized′. being unusually or abnormally large, heavy, extensive, etc.:
   a rack of outsize dresses;
   an outsize puppy;
   pampering an outsize ego.

• out- + size¹ 1835–45

Collins Concise English Dictionary © HarperCollins Publishers::

outsize / ˈaʊtˌsaɪz/ adjective

1. Also: outsized very large or larger than normal

noun

1. something outsize, such as a garment or person
2. (modifier) relating to or dealing in outsize clothes: an outsize shop