Definitions from Wiktionary ( )

▸ adjective:  Lacking in force (usually strength) or ability.
▸ adjective:  Unable to sustain a great weight, pressure, or strain.
▸ adjective:  Unable to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible; vulnerable.
▸ adjective:  (often with for) Having a strong, irrepressible emotional love for someone or (less often) something; sentimentally affected by such love.
▸ adjective:  Dilute, lacking in taste or potency.
▸ adjective:  (grammar) Displaying a particular kind of inflection, including:
▸ adjective:  (Germanic languages, of verbs) Regular in inflection, lacking vowel changes and having a past tense with -d- or -t-.
▸ adjective:  (Germanic languages, of nouns) Showing less distinct grammatical endings.
▸ adjective:  (Germanic languages, of adjectives) Definite in meaning, often used with a definite article or similar word.
▸ adjective:  (chemistry) That does not ionize completely into anions and cations in a solution.
▸ adjective:  (physics) One of the four fundamental forces associated with nuclear decay.
▸ adjective:  (slang) Bad or uncool.
▸ adjective:  (mathematics, logic) Having a narrow range of logical consequences; narrowly applicable. (Often contrasted with a strong statement which implies it.)
▸ adjective:  Resulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish.
▸ adjective:  Not having power to convince; not supported by force of reason or truth; unsustained.
▸ adjective:  Lacking in vigour or expression.
▸ adjective:  Not prevalent or effective, or not felt to be prevalent; not potent; feeble.
▸ adjective:  (stock exchange) Tending towards lower prices.
▸ adjective:  (photography) Lacking contrast.

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