The meaning of the Acronym SPU is...

SPU is

• S-band Polar Ultra
• Secure Processing Unit
• Specialist, Utility ( Women's Reserve)
• Sub-surface Propulsion Unit
• Security Police Unit
• Shore Patrol Unit
• Special Planning Unit
• Special Parts Used
• Special Port Unit
• Signal Processing Unit

More Meanings For SPU:

• Atari compressed Spectrum Utilities fileBitmap graphics
• Sequence Programmer Unit
• Sub- Picture Unit
• System Processing Unit
• Special Parts Used
• Sound Processing Unit
• Secure Processing Unit
• Simplest Possible Uploader
• Service Publication Unit
• Socket Power Unit
• S-band Polar Ultra
• Stored Power Unit
• Sound Pick Up (microphone)
• Signal Processing Unit
• Signal Processing Unit

SPU is also in:

• Electronics
• File Extensions
• General
• Hardware
• Ocean Science
• Security
• Software
• Telecom