What does PNR stand for?
PNR stands for "Pressure of No Return"
How to abbreviate "Pressure of No Return"?
"Pressure of No Return" can be abbreviated as PNR
What is the meaning of PNR abbreviation?
The meaning of PNR abbreviation is "Pressure of No Return"
What does PNR mean?
PNR as abbreviation means "Pressure of No Return"
