Posted in Aviation, Business & Finance, Organizations SZZ stands for Slovensky Zvaz Zahradkarov (Slovak: Slovak Association of Gardeners) SZZ stands for Slovensky Zivnostensky Zvaz (Slovak: Slovak Trade Union) SZZ stands for SinnerSchrader AG (stock symbol, Germany) SZZ stands for Szczecin, Poland – Goleniow (Airport Code) SZZ stands for Stichting Zwembaden Zaanstad (Dutch: Zaanstad Swimming Pools Foundation; Zaanstad, Netherlands)