Definition of cochairperson
plural cochairpersons
: one of two or more chairmen who preside jointly over something (such as a meeting, organization, committee, event, or department): cochair, cochairman
- She was also cochairperson, along with the New York City parks commissioner, of the Evenings-by-the-River committee … .
- —William Edward Nelson
- He is cochairperson of the Colorado chapter of the Gay, Lesbian, and Straight Education Network …
- —Wallace Swan
