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English definition of “weak”

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weak

adjective
 
 
/wiːk/
BODY B1 not physically strong: He felt too weak to sit up. The children were weak with/from hunger.Weakness and vulnerability
CHARACTER B2 not powerful, or not having a strong character: a weak government/leaderWeakness and vulnerability
LIKELY TO FAIL likely to fail: a weak economy a weak teamWeakness and vulnerabilityNot good enough
LIKELY TO BREAK B2 likely to break and not able to support heavy things: a weak bridgeWeakness and vulnerability
TASTE B2 A weak drink has little taste or contains little alcohol: weak coffee/beerDrinks - general words
REASON B2 A weak reason or excuse is one that you cannot believe because there is not enough proof to support it.Not believable
NOT GOOD B1 not good at something: She reads well but her spelling is weak.Inability and awkwardnessNot good enough
SLIGHT B2 difficult to see or hear: He spoke in a weak voice. a weak lightWeakness and vulnerability
weakly adverb
(Definition of weak from the Cambridge Learners Dictionary © Cambridge University Press)
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