Definitions
1.adjectiveLacking in force (usually strength) or ability."The child was too weak to move the boulder."
2.adjectiveUnable to sustain a great weight, pressure, or strain."a weak timber; a weak rope"
3.adjectiveUnable to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible; vulnerable."weak resolutions; weak virtue"
4.adjectiveDilute, lacking in taste or potency."We were served stale bread and weak tea."
5.adjective(grammar) Displaying a particular kind of inflection, including:
6.adjectiveThat does not ionize completely into anions and cations in a solution."a weak acid; a weak base"
7.adjectiveOne of the four fundamental forces associated with nuclear decay.
8.adjectiveBad or uncool."This place is weak."
9.adjectiveHaving a narrow range of logical consequences; narrowly applicable. (Often contrasted with a strong statement which implies it.)
10.adjectiveResulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish.
11.adjectiveNot having power to convince; not supported by force of reason or truth; unsustained."The prosecution advanced a weak case."
12.adjectiveLacking in vigour or expression."a weak sentence; a weak style"
13.adjectiveNot prevalent or effective, or not felt to be prevalent; not potent; feeble.
14.adjectiveTending towards lower prices."a weak market; wheat is weak at present"
15.adjectiveLacking contrast."a weak negative"