2. An attempt by someone intelligent to end a thread that should have died long before said "I like cheese" post. when used this way often devolves into a silly fun "non-discussion/debate".
3. An attempt by a forum troll to deter intelligent conversation/debate in a thread. when used this way it often devolves into a flame-fest.
There was a cartoon where a group of cats were scared of fighting a mouse. One of the cats says, "Are we men or are we mice?"
A smaller cat tugs on his leg and looks at him coyly and says (in a very high pitched voice) "I like cheese!"
noun: (1) a really lame comic strip. (2) a nonsequitor thrown out to break the silence in a conversation or to change the topic. (3) a web forum highjacking throw-away line.
"That's not how it works!" said Mark, and Lucy replied. "You don't know either, stupid!"
"I like cheese," muttered Olivia. "Me too," replied Lucy. "Me three." said Mark.