The meaning of the Acronym JSF is...

JSF is

• Job Security Form
• Just So Fat

More Meanings For JSF:

• Java Server Faces
• Job Security Form
• Just So Fat
• Joint Strike Fighter
• Joint Strike Force
• Joubert Syndrome Foundation
• Joan Scarangello Foundation to Conquer Lung Cancer

JSF is also in:

• Military
• Non-Profit Organizations
• Software
• Unfiled