HTBD 

Had To Be Done - some things are absolutely necessary.

HTBD exemplary situation:
Locking Cam in the closet for letting his dog lick peanut butter off his nuts.

HTBD by K-rose September 7, 2005

HTBD 

Has To Be Done. Mandatory, compulsory, without question.

Ensuring that your wedding day doesn't clash with a major sporting event is HTBD. It goes with out saying. In other words, it's a no brainer. It Has To Be Done.

HTBD by constantly changing January 1, 2016