doorknock noun 1verb 1forms 3 noun1 •(Australia, New-Zealand) A campaign of going from house to house knocking on doors, such as for a charity appeal.Sometimes they were raffles, mostly they were doorknocks. I went on one of the doorknocks after Wendy talked me into it. — 1981 verb1 •(Australia, New-Zealand) To participate in a campaign of going from house to house knocking on doors; to knock on the door (of a house) during such a campaign.During the doorknocking local residents had talked about other issues. — 1979 formsdoorknocked · doorknocking · doorknocks