Definition of Weak

Adjective

• deficient in intelligence or mental power
  "a weak mind"
  
• likely to fail under stress or pressure
  "the weak link in the chain"
  
• deficient in magnitude
  barely perceptible
  lacking clarity or brightness or loudness etc
  "a faint outline"
  "the wan sun cast faint shadows"
  "the faint light of a distant candle"
  "weak colors"
  "a faint hissing sound"
  "a faint aroma"
  "a weak pulse"
  faint
• not having authority, political strength, or governing power
  "a weak president"
  
• (used of verbs) having standard (or regular) inflection
  
• lacking bodily or muscular strength or vitality
  "a feeble old woman"
  "her body looked sapless"
  decrepit debile feeble infirm rickety sapless weakly
• deficient or lacking in some skill
  "he's weak in spelling"
  
• tending downward in price
  "a weak market for oil stocks"
  
• wanting in moral strength, courage, or will
  having the attributes of man as opposed to e.g. divine beings
  "I'm only a fallible human"
  "frail humanity"
  fallible frail imperfect
• (used of vowels or syllables) pronounced with little or no stress
  "a syllable that ends in a short vowel is a light syllable"
  "a weak stress on the second syllable"
  unaccented light
• overly diluted
  thin and insipid
  "washy coffee"
  "watery milk"
  "weak tea"
  watery washy
• wanting in physical strength
  "a weak pillar"
  

• Scrabble® score of the weak (11)
• Word Chums® score of the weak (13)
• Words With Friends® score of the weak (11)