The definition of pusillanimous is lacking in courage, strength or determination.(adjective)
A person afraid to make decisions for himself is an example of someone who would be described as pusillanimous.
See pusillanimous in Webster's New World College Dictionary
Origin: LL(Ec) pusillanimis < L pusillus, tiny (dim. of pusus, little boy, akin to puer: see puerile) + animus, the mind (see animal) + -ous
See pusillanimous in American Heritage Dictionary 4
Origin: Middle English pusillanimus
Origin: , from Late Latin pusillanimis
Origin: : Latin pusillus, weak
Origin: , diminutive of pullus, young of an animal; see pau-1 in Indo-European roots
Origin: + animus, reason, mind; see anə- in Indo-European roots.
Learn more about pusillanimous