noun, plural moon·calves.
Examples from the Web for mooncalf
In 1661, one of Dame Ursula's particular orders to Mooncalf was to froth the cans well.Merrie England In The Olden Time, Vol. 2 (of 2)|George Daniel
Once when I heard the word ‘mooncalf’ and asked what it meant, some one at home told me that mooncalves were deformed children.Sleep Walking and Moon Walking|Isidor Isaak Sadger
And tie 'em in any string, or do you take me for a mooncalf?Wilderness of Spring|Edgar Pangborn
Only a mooncalf, with a porridge-bowl instead of a head, could have mistaken these remarks.
I turned and saw a knight, who asked me why I gaped like a mooncalf at the torn bird.King Arthur's Knights|Henry Gilbert