emphasis If you say that you were gobsmacked by something, you are emphasizing how surprised you were by it. I was really gobsmacked when I saw your picture of a model wearing a hat with a toy airplane on it. = stunned. very surprised or shocked
gobsmacked
Pronunciation
Etymology
() As if smacked (“hit”) in the gob (“mouth (Scottish and thence Northern English dialect)”). Attested since 1980s, from Northern English dialect, particularly Liverpool, popularized via television.