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1. PFY
Pimply Faced Youth: A junior administrator/network operator, usually an apprentice or co-op. The PFY or "Pimply-Faced Youth" is the BOFH's apprentice in the Bastard Operator From Hell stories by Simon Travaglia. PFY has become a general term for a junior or trainee system administrator.
I was going to go fix the printer on the fourth floor, but then I realized I didn't care so I sent the PFY.
2. PFY
n. Pimply Faced Youth - wordBOFH wannabe
Damn, that PFY has his nose up the BOFH's crack
by snort Apr 24, 2003 share this add a video
3. PFY
Short for 'Praying for you'.

Used usually in texting or email to indicate you are praying for someone.
Person 1: Hey, please pray for me I have a big exam tomorrow!

Person 2: For sure! PFY and GBU