weak-kneed

Lacking resolve; easily swayed or frightened. You can definitely get someone weak-kneed like Tim to do this stupid project for you. You'll never convince them to give you a raise if you go into the meeting weak-kneed.

Common Names:

Name	Pronounced	Usage
Dafne	DAHF-ne	Italian
Marlon	MAHR-lən	English
Georgie	['dʒɔ:dʒi]
Rita	REE-tə (English), REE-tah (German)	Italian, English, Swedish, Norwegian, Danish, German, Hungarian, Spanish, Portuguese
Wade	WAYD	English
Taliesin	tal-ee-ES-in (Welsh)	Welsh, Arthurian Romance