overweight

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Weighing more than is normal, necessary, or allowed, especially having more body weight than is considered normal or healthy for one's age or build. synonym: fat.
• noun More weight than is normal, necessary, or allowed.
• noun Greater weight or importance; preponderance.
• transitive verb To weigh down too heavily; overload.
• transitive verb To give too much emphasis, importance, or consideration to.

from The Century Dictionary.

• noun Greater weight than is required by law, custom, or rule; greater weight than is desired or intended.
• noun Preponderance: sometimes used adjectively.
• To weigh down; burden to excess; hamper.

from the GNU version of the Collaborative International Dictionary of English.

• noun Weight over and above what is required by law or custom.
• noun Superabundance of weight; preponderance.
• adjective obsolete Overweighing; excessive.
• adjective Having a weight in excess of what is normal, proper, or expected.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective of a person heavier than what is generally considered healthy for a given body type and height.
• adjective transport, law, of a vehicle weighing more than what is allowed for safety or legal commerce
• adjective investment, finance Having a portfolio relatively heavily invested in.
• noun law, healthcare An excess of weight.
• noun investment, finance A security or class of securities in which one has a heavy concentration.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the property of excessive fatness
• adjective usually describes a large person who is fat but has a large frame to carry it