Hangdog/ˈhæŋdɔːɡ/ Definition 1 of 2Pro Tip 1/3Emotional Impact Describes a deep sense of personal shame or guilt, not just general embarrassment. After being caught lying, she had a hangdog look. Pro Tip 2/3Not for Formality Used in informal settings; too casual for formal reports or serious discussions. His hangdog appearance at the informal gathering was noticeable. Pro Tip 3/3Subtle Observations Often suggests the person feels they've let someone down or disappointed them. His hangdog expression spoke volumes about his regret.