The definition of an extremely moody asshole who thinks he's top shit but takes out all negative emotions on the people around him.
Whoa, Rhys is such a Period Dick; one moment he was so nice, and now he's being a total asshole
by spikerules November 14, 2014
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When a man is acting emotional and bitchy - just like a woman when she has her period
Gucci mane: wacka flocka flame sure is acting bitchy

Lil wayne: yeah, but he's PPD (period in dick)

Gucci mane: wut?

lil wayne: he has a period in his dick, dont you see the blood in his pants

Gucci mane: dont cha like my adlibs?
by NewNYslang December 10, 2010
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