What does TISM stand for?

TISM stands for "This Is Serious Mum"

How to abbreviate "This Is Serious Mum"?

"This Is Serious Mum" can be abbreviated as TISM

What is the meaning of TISM abbreviation?

The meaning of TISM abbreviation is "This Is Serious Mum"

What does TISM mean?

TISM as abbreviation means "This Is Serious Mum"