As many have said a Dom is one that dominates another.
A Master has earned the title by building trust of someone to the point that you would give up control to them knowing that they would see to it that no true harm would come to you.
Originally Posted by Dejah Thoris
I really like this description
And I hate it.
I prefer the perspective that everyone gets to define themselves.
The moment I read this it got my dander up. How dare someone imply my submissive doesn't trust me fully!!!