When a guy gets upset over something irrational. Always seems to happen around the same week out of the month. Bitching for no good reason.
Girl: Do you know what is wrong with Corey? He said I cant have any guy friends.
Guy: Oh, he's just having his emo period!!!
Guy: Oh, he's just having his emo period!!!
by armyman56m August 14, 2010
Get the emo periodmug.