What is /ignore?
1.
this is the command to ignore someone on an IRC server and some games such as world of warcraft.
the proper usage is /ignore time username
it is sometimes used IRL
<melmelz> your such a stupid idiot
<Relax> /ignore 300 melmelz
See
2.
WoW phrase to ignore a certain user. Sometimes even used in real life cases too.
Phil: Dennis! did you hear about the alternate endi...
Dennis: /ignore.
See