gentle as a lamb

*gentle as a lamb

Cliché [of someone] very gentle. (*Also: as ~.) Don't be afraid of Mr. Schaeffer. He may look fierce, but he's as gentle as a lamb. Lisa was gentle as a lamb when dealing with children.
See also: gentle, lamb
References in classic literature ?
That mood lasted some time; but now he's as gentle as a lamb and sings Gascon songs, which make one die of laughing.
A hare is a sweet, gentle, timid animal--almost as gentle as a lamb.
You know I can go for months peaceable an' gentle as a lamb, an' then my knuckles actually begin to itch to land on something.
Owners Julie and Ray Woods insist the Great Dane and Newfoundland cross, pictured here with their four-year-old grand-daughter Niami Horrocks, is as gentle as a lamb.