When you are sitting at home, work or a social environment and and your happy bubble is invaded by an emotional downpour. The most common Emo Bombs are roommates/siblings significant others and sometimes co-workers. Said significant others randomly drop by your house/work/social environment and start dropping emotional bombs on you when you least expect it. They usually demand information about your knowledge whilst crying/whining/being generally over emotional.
Dee: "OMG my roommate's boyfriend came over last night looking for her and freaked out and told me all their dirty secrets!"
Bree: "Shamwow I can't believe it, he seems so tough but last night he totally emo bombed you!"