There are so many abbreviations and acronyms in the mortgage process. As mortgage professionals, we’re so used to hearing these terms that some of us may not realize that not everyone may be aware what a DTI, AUS or MBS means.
Here’s a list of common mortgage abbreviations you may find useful. I’m sure I’ll be updating this as I come along other often used abbreviations. 🤓
Understanding Common Mortgage Abbreviations
By the way, if your mortgage professional talks in a language that’s difficult to understand, ask them to explain or maybe, find a different mortgage professional. I strongly believe that you should be able to make informed decisions about what is probably your largest debt on your greatest asset (your home) and your mortgage professional should be assisting in providing clarity.
25 years ago, I left my career in the title and escrow career to become a mortgage loan officer. I announced it on April fools day to the real estate agents that I was no longer going to be their title rep and that I was making the move to the mortgage side. Many were shocked as I had been in the title industry for 14 years and was pretty established. It was a big move! 
This post been updated in 2026 to reflect current mortgage denial data and lending practices.
