Definition of "bishie"

This is actually a boy bishie in the form of an ogre. It's called an oni in Japanese. Onis have supernatural powers that can command the forces of nature such as wind (to create hurricanes) and lightning (to create thunderbolts).

2005, Christopher Hart, Manga Mania Shoujo: How to Draw the Charming and Romantic Characters of Japanese Comics‎, page 69

There will be no rocking back and forth on pigeon-toed feet, while my face flushes with the blood of a thousand timid bishies.

2012 January 24, Andrew Hussie, Homestuck‎