1. blocklist - Noun
2. blocklist - Verb
(computing) A list of websites or other material to be blocked.
Every time I get spam in my inbox, I add the sender to my blocklist.
(computing) A list or set of people or entities to be shunned or banned.
blocklist (third-person singular simple present blocklists, present participle blocklisting, simple past and past participle blocklisted)
(transitive) To place on a blocklist; to mark a person or entity as one to be blocked