The signal from a launch director that the airspace above is clear and you have permission to launch Any digit other than the thumb means something entirely different
elin baş parmağını yukarı kaldırarak yapılan onay işareti
الواصلة
e·lin baş par·ma·ğı·nı yu·ka·rı kal·dı·ra·rak ya·pı·lan o·nay i·şa·re·ti