Gb2/*/

From The LURKMORE Wiki

Short for "go back to" with "*" being the section of 4chan or other imageboard. ie: gb2/b/ for /b/tards. Not limited to 4chan/imageboard usage, e.g. "gb2/ytmnd/", "gb2/suicide/".

/*/ is that way

A more polite way of saying gb2/*/.