Definition
A collection of requests, usually a list of household tasks assigned by a partner.
Origins
From "Honey, could you do...", punning on honeydew.
How People Actually Use It
A list of chores assigned by one's primary companion, sweetheart, and honey pot.
"Nah, Dude. I can't. I got a honey do list long enough to keep me home for the whole summer and into deer hunting season."
Source: Urban Dictionary