Definition: To adjust the size of; to make a certain size.

Alright class, settle down now, let’s take a look! You’ve got a question about “sized,” it’s quite a trick, The dictionary gives you the gist, quick, quick, quick! “To adjust the size of” – that's part of the key, But let's dig a little deeper, you see? Think of clothes, for example, bright and new, A shirt might be “sized small,” or “sized true.” It means we’ve changed it, made it just right, To fit a person perfectly, shining bright! Or maybe a box, too narrow to hold, Is "sized up" – a story to be told. We've increased its dimensions, broad and wide, So all the goodies inside can safely reside. Essentially, “sized” means to change, you see, To alter something’s dimensions, happily! It's about making it fit just so, A size adjustment, don't you know? Do you understand now, clear as a bell? Any questions for me?