The meaning of the Acronym QSB is...

QSB is

• Quaker Service Bulletin

More Meanings For QSB:

• Quake 2 Scene Builder
• Are my signals fading?
• Your signals are fading
• Quantitative Systems for Business
• Quantitative Systems for Business
• Quaker Service Bulletin
• Quaker Service Bulletin

QSB is also in:

• Amateur Radio
• General
• Media
• Religion
• Software
• Universities