The p in PS means post script and you write it afer leters for things you forget.If you are referring to the old expression, "mind your p's and q's" it stands for pints.
In cytology, PAP is a shortened version of the name Papaniculeaou, for the originator of this stain. Once a cytology specimen (body fluid or fixative solution containing cells) has been properly...
Bernard "Barney" P. FifeIn "A Plaque for Mayberry" episode, Andy states that Barney's middle name is Oliver. In later episodes Barney refers to himself as Barney "P." Fife and in the episode Class...