mooncalf

Etymology
From, after a superstition that the moon caused abnormal fetal development.

Noun

 * 1)  An abnormal mass within the uterus; a false conception.
 * 2) A poorly-conceived idea or plan.
 * 3) A dreamer, someone absent-minded or distracted; a fool, simpleton.
 * 1) A dreamer, someone absent-minded or distracted; a fool, simpleton.

Related terms

 * moon