(sexuality) Initialism of party and play. / (biochemistry) Initialism of purine nucleoside phosphorylase. / (electronics) Short for PNP transistor. / (computing) Short for plug and play.

(Philippines, law enforcement) Initialism of Philippine National Police.

(computing) Initialism of plug and play.

plural of PNPase

Polynucleotide phosphorylase, an RNA-degrading protein / Purine nucleoside phosphorylase, an enzyme involved in purine metabolism