Answer: lurk

AnswerCrossword Clue
LURKMove furtively.
LURKHang around unobserved
LURKRemain in the shadows
LURKHang about menacingly
LURKWait in concealment
LURKLie hidden
LURKLie in ambush
LURKSkulk.
LURKLie in wait.
LURKRead but not post, in a chat room
LURKSkulk in hiding.
LURKLie hidden.
LURKLie in ambush.
LURKLie unnoticed.
LURKMove furtively
LURKSneak around
LURKHide and sneak
LURKWait in the shadows
LURKHang around, perhaps suspiciously
lurkto lie in wait
lurkto lie hidden
LURKStand in the shadows
LURKRead chat room chat without joining in
LURKEmulate a newsgroup newbie
LURKRead without posting
LURKRead a blog without commenting
LURKHang about
LURKSkulk about
LURKBrowse without comment
LURKRead but not comment, in Internet lingo
LURKRead but never post
LURKWatch from the sidelines
LURKWatch from a hidden position
LURKLie unobserved
LURKHang around
LURKStay out of sight
LURKWait like an ambusher
LURKContribute nothing in a chat room
LURKSlink just out of sight
LURKHang around unseen