Including images of people in suits or uniforms where appropriate will add gravitas to the authority of your website.

If I can get an audience to laugh and clap at the right time, maybe that would add gravitas to what I'm telling the kids.

A beard has the additional advantage of adding gravitas, wisdom and virility to my otherwise confused-looking face.

Military service used to be a crucial element of a presidential resume, adding gravitas to the person applying for the job of commander-in-chief.

"And so we wait for some word," she said, trying to add gravitas to her voice without that TV-news melodrama.