- to host (a program) jointly with another.
- a person who co-hosts.
Examples from the Web for co-host
Contemporary Examples of co-host
He credits late comedian Eric Tunney, his co-host after Williams moved to Hollywood, with helping define Ed.Canada’s Subversive Sock Puppet: Ed the Sock Isn’t Afraid to Say Anything
November 13, 2014
The former Today co-host Deborah Norville spoke after Stern.I Was There: Inside Joan Rivers’ Funeral
September 8, 2014
Scarborough, now a co-host of the unreasonably peppy “Morning Joe” on MSNBC, is a former congressman from Florida.RIP, Joe Scarborough For President 2016
March 19, 2014
Co-host Savannah Guthrie and news reader Natalie Morales donned latex gloves in celebration of the procedure.Al Roker on His Live ‘Today’ Prostate Exam
November 7, 2013
Gilbert revealed this during "Secrets" week on the daytime TV show The Talk, where she is a co-host.Julianne Moore Cast in ‘Hunger Games,’ Miss New York Calls Miss America Fat
September 13, 2013