copystrikeEtymologyBlend of copyright + strike.nounA formal notice to a user on a website (particularly YouTube or other video-sharing site) reprimanding the user for copyright infringement.“I uploaded a copy of the film trailer to the site, but the distributor removed it and gave me a copystrike.”verbTo issue a copystrike to someone or against a piece of content.“I uploaded a copy of the film trailer to the site, but the distributor removed it and copystriked me.”