Frank J. Wilstach, comp. A Dictionary of Similes. 1916.

Grave

Grave as an old gate-post.
—Anonymous

Grave as Pascal.
—Anonymous

Grave, as the manner of noble men is.
—Elizabeth Barrett Browning

Grave as a judge.
—Charles Dickens

Grave as an organ.
—Charles Dickens

Grave and thoughtful as rich mourners.
—Diogenes Laertius

Grave as actors do in Lent.
—Pierce Egan

Grave as a mourning hearse.
—Pierce Egan

Grave as Libanius, slumbering o’er the laws.
—Elijah Fenton

Grave as saints.
—Jean Jules Jusserand

As grave as Porcius Cato when he met with a repulse which he had never expected nor dreamt of.
—Marcellinus

Grave as an eye dwelling on blood.
—George Meredith

Grave as a judge.
—Poor Robin’s Almanack

Grave
As the unwilling herald of the king.
—Arthur Symons

Grave as from a funeral.
—Alfred Tennyson