size 1 
(sīz)
(sīz)n.
1. The physical dimensions, proportions, magnitude, or extent of an object.
2. Any of a series of graduated categories of dimension whereby manufactured articles, such as shoes and clothing, are classified.
3.
a. Considerable extent, amount, or dimensions: a debt of enormous size.
b. Relative amount or number, as of population or contents: What size is Cleveland?
4. Character, value, or status with reference to relative importance or the capacity to meet given requirements: Try this proposal on for size.
5. The actual state of affairs: That's about the size of the situation.
tr.v. sized, siz·ing, siz·es
1. To arrange, classify, or distribute according to size.
2. To make, cut, or shape to a required size.
adj.
Phrasal Verb: Sized. Often used in combination: bite-size appetizers; an economy-size package.
size up
To make an estimate, opinion, or judgment of: She sized up her opponent.
[Middle English sise, from Old French, court session, law, short for assise; see ASSIZE.]
sizer n.