What does >>: -) stand for?

>>: -) stands for "A Klingon"

How to abbreviate "A Klingon"?

"A Klingon" can be abbreviated as >>: -)

What is the meaning of >>: -) abbreviation?

The meaning of >>: -) abbreviation is "A Klingon"

What does >>: -) mean?

>>: -) as abbreviation means "A Klingon"