A "flussy" is a slang term that typically refers to a person, often a woman, who is perceived as overly flirtatious or promiscuous. It can also imply a lack of seriousness in romantic or sexual situations. The term is often used in a derogatory manner, reflecting societal judgments about someone's behavior or choices in relationships. As with many slang terms, its meaning and connotation can vary based on context and usage.