What does OTB stand for?
OTB stands for "Online Turn Based (chess)"
How to abbreviate "Online Turn Based (chess)"?
"Online Turn Based (chess)" can be abbreviated as OTB
What is the meaning of OTB abbreviation?
The meaning of OTB abbreviation is "Online Turn Based (chess)"
What does OTB mean?
OTB as abbreviation means "Online Turn Based (chess)"
