The act of one who lurks.
(figurative) A potential problem, hazard, or danger that is easily encountered but not immediately obvious.
‘It's usually a simple task, but you should know the pitfalls before you attempt it yourself.’;
concealed and unsuspected;
‘lurking dangers’; ‘search for lurking ambiguities’;
(literal) A type of trap consisting of a concealed hole in the ground: victims fall into the hole and are unable to escape.
marked by quiet and caution and secrecy; taking pains to avoid being observed;
‘a furtive manner’; ‘a lurking prowler’; ‘a sneak attack’; ‘stealthy footsteps’; ‘a surreptitious glance at his watch’; ‘someone skulking in the shadows’;
(computing) An antipattern.
A pit deceitfully covered to entrap wild beasts or men; a trap of any kind.
an unforeseen or unexpected or surprising difficulty
a trap in the form of a concealed hole