Unbalanced a. : Not balanced; not in equipoise; having no counterpoise, or having insufficient counterpoise.

Unbalanced a. : Not adjusted; not settled; not brought to an equality of debt and credit; as, an unbalanced account; unbalanced books.

Unbalanced a. : Being, or being thrown, out of equilibrium; hence, disordered or deranged in sense; unsteady; unsound; as, an unbalanced mind.

Example:
How to calculate the torque of a rotating Unbalanced wheel?

Taxonomy
Synonyms, proper balance, Antonyms, Houghton Mifflin Company, Mentally deranged, sound judgment, irrational, Thesaurus, Translations, Unanswered questions, brainsick, daft, stable, niet, Português, desequilibrado, 中文, Chinese.

Defination from the web:
unbalanced adj. Not in balance or in proper balance. Mentally deranged. Not exhibiting sound judgment; irrational ... An unbalanced formation in American football. Unbalanced chemical equations. This disambiguation page lists articles associated with the same title. ...