The Clue "Hey, hi" from a stranger on social media, e.g.
The Answer TRAP
The answer "TRAP" fits the clue "Hey, hi" from a stranger on social media because it suggests a situation where someone might be trying to lure you in. Many people use friendly greetings to catch your attention, but they might have hidden motives. This can be a warning sign that the interaction isn't as innocent as it seems. So, responding to such messages could lead you into a tricky situation, hence the term "trap."