look up any word, like usuratonkachi:
 
1.
QSO
A contact between two amateur radio operators. When hams meet in person, they'll frequently refer to it as an "eyeball QSO". See Ragchew, QSL.
Did you catch that guy from New Zealand on 20 meters? I got in a quick QSO with him.
by W8something April 14, 2004