po-faced

美 ['po? .fe?st]

英 ['p?? fe?st]

同义词

adj.

disapproving,humorless,solemn,serious,strait-laced

adj.

inappropriately solemn or disapproving

remaining expressionless or wearing a stern expression, especially when others are laughing or responding in some way

someone who is po-faced does not smile and looks as if they do not approve of what is happening, especially when other people are having fun