the state or quality of being weak; lack of strength, firmness, vigor, or the like; feebleness.
an inadequate or defective quality, as in a person's character; slight fault or defect: to show great sympathy for human weaknesses.
a self-indulgent liking or special fondness, as for a particular thing: I've always had a weakness for the opera.
an object of special desire; something very difficult to resist: Chocolates were her weakness.

1250–1300; Middle English weikenes. See weak, -ness

nonweakness, noun

1. fragility. 2. flaw. See fault. 3. penchant, passion, hunger, appetite.

1. strength.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
weakness (ˈwiːknɪs)
1.  the state or quality of being weak
2.  a deficiency or failing, as in a person's character
3.  a self-indulgent fondness or liking: a weakness for chocolates

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Idioms & Phrases


see have a weakness for.

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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Example sentences
Hypokalemic periodic paralysis is an inherited disorder that causes occasional
  episodes of muscle weakness.
More benign areas of weakness are things such as shyness.
Many people still chalk up the destructive behavior of a drug addict to a lack
  of willpower or weakness of character.
She will always find a weakness and expose it to us.
Idioms & Phrases
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