What does MS-DOS stand for?

MS-DOS stands for "My Son's Dead Old Son"

How to abbreviate "My Son's Dead Old Son"?

"My Son's Dead Old Son" can be abbreviated as MS-DOS

What is the meaning of MS-DOS abbreviation?

The meaning of MS-DOS abbreviation is "My Son's Dead Old Son"

What does MS-DOS mean?

MS-DOS as abbreviation means "My Son's Dead Old Son"