What does OKB stand for?
OKB stands for "Operation Kill Boredom"
How to abbreviate "Operation Kill Boredom"?
"Operation Kill Boredom" can be abbreviated as OKB
What is the meaning of OKB abbreviation?
The meaning of OKB abbreviation is "Operation Kill Boredom"
What does OKB mean?
OKB as abbreviation means "Operation Kill Boredom"
