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1.
Acrnym used in txting, talking or facebook to mean Good Job Captain Obvious used whenever someone does something obviously stupid or smartelic
your friend says hey did you know that we shouldn't have elected obama you would say GJCO
by BuiltFarmStrong February 07, 2011
2 2
 
2.
stands fer Good Job Captain Obvious
When ever someone does something obvious you say GJCO
by BuiltFarmStrong February 08, 2011
0 1