lame

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

• noun A thin metal plate, especially one of the overlapping steel plates in medieval armor.
• adjective Disabled so that movement, especially walking, is difficult or impossible.
• adjective Marked by pain or rigidness.
• adjective Weak or ineffectual.
• adjective Informal Dull or unsatisfactory.
• adjective Slang Socially inappropriate; foolish.
• transitive verb To cause to become lame; cripple.

from The Century Dictionary.

• To make lame; cripple or disable; render imperfect or unsound: as, to lame an antagonist; to lame an arm or a leg.
• noun In armor, a plate of metal.
• Crippled or disabled by injury to or defect of a limb or limbs; specifically, walking with difficulty; halting; limping: as, a lame man or horse.
• Inefficient from injury or defect; unsound or impaired in strength; crippled: as, a lame leg or arm.
• Figuratively, imperfect; lacking finish or completeness; defective in quality or quantity; halting; insufficient; hobbling: as, lame verse; lame rimes; a lame excuse.
• noun Earthenware.
• noun A broken piece of earthenware; a potsherd.
• Earthen: used of pottery: as, a lame pig (an earthen vessel).

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

• transitive verb To make lame.
• adjective Moving with pain or difficulty on account of injury, defect, or temporary obstruction of a function.
• adjective To some degree disabled by reason of the imperfect action of a limb; crippled.
• adjective Hence, hobbling; limping; inefficient; imperfect.
• adjective (Stock Exchange), [Cant] Any office holder who is serving out a term after a replacement has been selected.

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

• noun A lamina.
• noun in the plural A set of joined, overlapping metal plates.
• verb obsolete To shine.
• adjective Unable to walk properly because of a problem with one's feet or legs.
• adjective Moving with pain or difficulty on account of injury, defect or temporary obstruction of a function.
• adjective by extension Hobbling; limping; inefficient; imperfect.
• adjective slang Unconvincing or unbelievable.
• adjective slang Failing to be cool, funny, interesting or relevant.
• verb transitive to cause a person or animal to become lame

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

• adjective disabled in the feet or legs
• verb deprive of the use of a limb, especially a leg
• noun someone who doesn't understand what is going on
• noun a fabric interwoven with threads of metal
• adjective pathetically lacking in force or effectiveness