Definition of weak
1 : lacking strength: such asa : deficient in physical vigor : feeble, debilitatedb : not able to sustain or exert much weight, pressure, or strainc : not able to resist external force or withstand attackd : easily upset or nauseated a weak stomach
2a : mentally or intellectually deficientb : not firmly decided : vacillatingc : resulting from or indicating lack of judgment or discernmentd : not able to withstand temptation or persuasion the spirit is willing but the flesh is weak
3 : not factually grounded or logically presented a weak argument
4a : not able to function properly weak eyesb (1) : lacking skill or proficiency tutoring for weaker students (2) : indicative of a lack of skill or aptitude history was my weakest subjectc : wanting in vigor of expression or effect a weak translation of the poem
5a : deficient in the usual or required ingredients : dilute weak coffeeb : lacking normal intensity or potency a weak radio signal a weak strain of virus
7 : of, relating to, or constituting a verb or verb conjugation that in English forms the past tense and past participle by adding the suffix -ed or -d or -t
8a : bearing the minimal degree of stress occurring in the language a weak syllableb : having little or no stress and obscured vowel sound 'd in he'd is the weak form of would
Examples of weak in a Sentence
He has a weak throwing arm.
The illness left her too weak to stand up.
The child was born with weak lungs.
The batter hit a weak ground ball.
She uttered her reply in a weak voice.
The door's hinge is weak.
Origin and Etymology of weak
Middle English weike, from Old Norse veikr; akin to Old English wīcan to yield, Greek eikein to give way, Sanskrit vijate he speeds, flees
First Known Use: 14th century
Synonym Discussion of weak
WEAK Defined for English Language Learners
Definition of weak for English Language Learners
: having little physical power or ability : not strong
: having little power or force
: likely to break or stop working properly : not able to handle weight, pressure, or strain
WEAK Defined for Kids
Definition of weak for Students
1 : lacking strength of body, mind, or spirit a weak smile a weak patient
2 : not able to stand much strain or force a weak rope
3 : easily overcome a weak argument
4 : not able to function well a weak heart
5 : not rich in some usual or important element weak tea
6 : lacking experience or skill He's a good reader, but is weak in math.
7 : not loud or forceful a weak voice
8 : relating to or being the lightest of three levels of stress in pronunciation
Seen and Heard
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