Adjective

(er)

Deficient in physical strength; weak; infirm; debilitated.

Though she appeared old and feeble , she could still throw a ball.

* {{quote-news

, year=2011 , date=October 23 , author=Tom Fordyce , title=2011 Rugby World Cup final: New Zealand 8-7 France , work=BBC Sport citation , page= , passage=France were transformed from the feeble , divided unit that had squeaked past Wales in the semi-final, their half-backs finding the corners with beautifully judged kicks from hand, the forwards making yards with every drive and a reorganised Kiwi line-out beginning to malfunction.}}

Lacking force, vigor, or efficiency in action or expression; faint.

That was a feeble excuse for an example.

Adjective

(en adjective)

Silly, especially at an inappropriate time or in an inappropriate manner.

* '>citation

* Factcheck.org^{[http://www.factcheck.org/article133.html]}:

One of the major cost drivers in the delivery of health care are these junk and frivolous lawsuits.

Of little weight or importance; not worth notice; slight.

In litigation, a lawsuit filed by a party who is aware the claim is without merit and has no reasonable prospect of success because of a lack of supporting legal or factual basis.