ad·vo·cate 1 /'ad-və-kət, -ˌkāt/ n [Latin advocatus adviser to a party in a lawsuit, counselor, from past participle of advocare to summon, employ as counsel, from ad to + vocare to call]
1: a person (as a lawyer) who works and argues in support of another's cause esp. in court
2: a person or group that defends or maintains a cause or proposal
a consumer advocate
ad·vo·cate 2 /'ad-və-ˌkāt/ vb -cat·ed, -cat·ing
vt: to argue in favor of
vi: to act as an advocate
shall advocate for minority business — V. M. Rivera
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.