1. spamblock - Noun
2. spamblock - Verb
spamblock (plural spamblocks)
(computing) Text inserted into an email address in order to make it invalid, though still readable to a human being. For example, in "jsmith-[AT]-example-[DOT]-com", the "@" and "." symbols have been replaced with literal text to prevent automated spambots from finding the email address while still leaving it readable.
spamblock (third-person singular simple present spamblocks, present participle spamblocking, simple past and past participle spamblocked)
(computing) To obfuscate (an email address) with a spamblock.