a. | 1. | |
| 1. | Wanting physical strength. |
| 2. | Deficient in strength of body; feeble; infirm; sickly; debilitated; enfeebled; exhausted. |
| 2. | Not possessing or manifesting intellectual, logical, moral, or political strength, vigor, etc. |
| 3. | Not able to sustain a great weight, pressure, or strain; as, a weak timber; a weak rope. |
| 3. | Feeble of mind; wanting discernment; lacking vigor; spiritless; as, a weak king or magistrate. |
| 3. | (Gram.) Pertaining to, or designating, a verb which forms its preterit (imperfect) and past participle by adding to the present the suffix -ed, -d, or the variant form -t; as in the verbs abash, abashed; abate, abated; deny, denied; feel, felt. See Strong, 19 (a). |
| 4. | Not firmly united or adhesive; easily broken or separated into pieces; not compact; as, a weak ship. |
| 4. | Resulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish. |
| 4. | (Stock Exchange) Tending toward a lower price or lower prices; as, wheat is weak; a weak market. |
| 5. | Not stiff; pliant; frail; soft; as, the weak stalk of a plant. |
| 5. | Not having full confidence or conviction; not decided or confirmed; vacillating; wavering. |
| 5. | (Card Playing) Lacking in good cards; deficient as to number or strength; as, a hand weak in trumps. |
| 6. | Not able to resist external force or onset; easily subdued or overcome; as, a weak barrier; as, a weak fortress. |
| 6. | Not able to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible; vulnerable; as, weak resolutions; weak virtue. |
| 6. | (Photog.) Lacking contrast; as, a weak negative. |
| 7. | Lacking force of utterance or sound; not sonorous; low; small; feeble; faint. |
| 7. | Wanting in power to influence or bind; as, weak ties; a weak sense of honor of duty. |
| 8. | Not thoroughly or abundantly impregnated with the usual or required ingredients, or with stimulating and nourishing substances; of less than the usual strength; as, weak tea, broth, or liquor; a weak decoction or solution; a weak dose of medicine. |
| 8. | Not having power to convince; not supported by force of reason or truth; unsustained; as, a weak argument or case. |
| 9. | Lacking ability for an appropriate function or office; as, weak eyes; a weak stomach; a weak magistrate; a weak regiment, or army. |
| 9. | Wanting in point or vigor of expression; as, a weak sentence; a weak style. |
| 10. | Not prevalent or effective, or not felt to be prevalent; not potent; feeble. |
| 11. | Lacking in elements of political strength; not wielding or having authority or energy; deficient in the resources that are essential to a ruler or nation; as, a weak monarch; a weak government or state. |
| 12. | (Stock Exchange) Tending towards lower prices; as, a weak market. |
v. t. & i. | 1. | To make or become weak; to weaken. |