Hey you! Yes, you! Thank you for adding beauty to the world!
Definitions of oo:
noun: (obsolete) The Greek letter omega.
noun: Any of four Hawaiian birds of the genus Moho, formerly classed with the honeyeaters and now believed to be extinct.
noun: Alternative letter-case form of oo [(obsolete) The Greek letter omega.]
adjective: Initialism of object-oriented. [(programming) Using entities called objects that can process data and exchange messages with other objects.]