Definition of advocate
1
:one who pleads the cause of another;
specifically
:one who pleads the cause of another before a tribunal or judicial court
2
:one who defends or maintains a cause or proposal
- an advocate of liberal arts education
3
:one who supports or promotes the interests of a cause or group
- a consumer advocate
- an advocate for women's health
- He has paid respectful attention to the home schooling movement by meeting with its advocates and endorsing their cause.
- —Elizabeth Drew
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