advocate-n; 3 Senses

Sense Number 1: a person who supports a cause or policy

Commentary: ADVOCATE[+person][+role][+supporter][+of_cause]

Sally has been a big advocate of school vouchers.
His role now is to be an advocate for new technologies coming out of the research labs of the company.
The politician is no longer an advocate of that gun-control law.

WordNet 3.0 Sense Numbers: 1

Sense Number 2: an attorney who pleads a case

Commentary: ADVOCATE[+person][+role][+professional][+attorney][+pleader_of_case]
NOTE: a narrow, professional usage of Sense 1

John was a skilled advocate in the courtroom.
The man received a public advocate because he could not afford a lawyer.

WordNet 3.0 Sense Numbers: 2

Sense Number 3: none of the above

Commentary: Automatically generated NOTA sense (bbn)