It is used when someone is weak or not strong enough to do a certain task.
it means not strong
Wron out or lacking strength
weak, meek, feeble
fee·ble1. Lacking strength; weak.2. Indicating weakness.2. Lacking vigor, force, or effectiveness; inadequate.
Meek means very quiet, gentle, unwilling to express an opinion. Weak is lacking strength. The two words are related, but do not mean exactly the same thing.
Words that mean 'lacking enthusiasm' are lackadaisical or apathetic.
An antonym to lacking support could be flimsy.
Lacking in care, judgement and selectivity. Lacking careful choice, random and confused
his speed is probably is biggest strength but also has a great shot. good passer. he cant get to the rack easily but lacking a bit in strength
The term "Wishy Washy" seems to originate back to 1703 meaning "feeble or poor in quality". It is a reduplication of "washy" and can also mean "lacking in strength or flavor".
The noun weakness is an abstract noun, a word for the state or condition of lacking strength.
The noun weakness is an abstract noun, a word for the state or condition of lacking strength.