It's inappropriate for a boss to hug a subordinate.
Colin and his subordinate Judy just closed a really big sale with a new client.
Colin wants to share his excitement with Judy.
Colin high-fives Judy and tells her that she played a big role in closing the sale.
Colin goes up to Judy and hugs her tightly for thirty seconds.
Judy feels loyal to Colin and gives him positive upwards feedback during their next evaluation cycle.
Judy complains to human resources about Colin's hug and Colin is fired.