What does TRB stand for?

TRB stands for "Three Ring Binder"

How to abbreviate "Three Ring Binder"?

"Three Ring Binder" can be abbreviated as TRB

What is the meaning of TRB abbreviation?

The meaning of TRB abbreviation is "Three Ring Binder"

What does TRB mean?

TRB as abbreviation means "Three Ring Binder"