lacking in physical or mental strength, not able to withstand great force or pressure, not convincing or effective

a weak link, weak as water, weak at the knees

weak point, weak in the knees, weak tea

Formal and Informal Expressions of weak

In different contexts, you can replace 'weak' with suitable alternatives. In a more formal setting, 'ineffectual, powerless' is apt. In informal speech or writing, 'wimpy, lame' is a commonplace synonym.

weak: Explore its Definition & Usage

weak Definition

1lacking in physical or mental strength
2not able to withstand great force or pressure
3not convincing or effective

Using weak: Examples

Take a moment to familiarize yourself with how "weak" can be used in various situations through the following examples!

Example
He was too weak to stand up.
Example
The bridge is too weak to support heavy traffic.
Example
Her argument was weak and unconvincing.
Example
The team's defense was weak against the opponent's offense.

weak Synonyms and Antonyms

Synonyms for weak

Antonyms for weak

Idioms Using weak

a weak link
a person or thing that is likely to fail or cause problems
Example
The team's defense was strong, but their goalkeeper was a weak link.
weak as water
very weak or ineffective
Example
The company's marketing strategy was weak as water and failed to attract new customers.
weak at the knees
feeling unsteady or faint due to strong emotions or physical weakness
Example
She went weak at the knees when he proposed to her.

Phrases with weak

weak point
a vulnerable or susceptible area or aspect
Example
The company's weak point is its lack of diversity.
weak in the knees
feeling unsteady or faint due to strong emotions or physical weakness
Example
She felt weak in the knees when she saw her favorite celebrity in person.
weak tea
something that is lacking in strength or flavor
Example
The movie was a weak tea version of the book.

Origins of weak

from Old Norse 'veikr'

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Summary: weak in Brief

The term 'weak' [wiːk] refers to a lack of physical or mental strength, an inability to withstand force or pressure, or a lack of effectiveness. It can describe people, objects, or arguments, as in 'He was too weak to stand up,' 'The bridge is too weak to support heavy traffic,' and 'Her argument was weak and unconvincing.' 'Weak' extends into phrases like 'weak point,' and idioms like 'a weak link,' denoting vulnerability or ineffectiveness.