What does HHB stand for?
HHB stands for "Halt and Hang Bus"
How to abbreviate "Halt and Hang Bus"?
"Halt and Hang Bus" can be abbreviated as HHB
What is the meaning of HHB abbreviation?
The meaning of HHB abbreviation is "Halt and Hang Bus"
What does HHB mean?
HHB as abbreviation means "Halt and Hang Bus"
