'Withholder' definitions:
Definition of 'withholder'
(from WordNet)
noun
A person who refrains from granting; "a withholder of payments" [ant: granter]
noun
A person who restrains or checks or holds back
Definition of 'Withholder'
From: GCIDE
- Withholder \With*hold"er\, n. One who withholds. [1913 Webster]