1dead·pan 
/ˈdɛdˌpæn/ adjective
/ˈdɛdˌpæn/ adjective [more deadpan; most deadpan] : showing no feeling or emotion — used to describe humor that is done or said in a serious way ▪ deadpan humor ▪ a deadpan comedian ▪ the deadpan delivery of his jokes
— deadpan adverb
▪ “We're not interested,” she said deadpan.
▪ “We're not interested,” she said deadpan.
