Definition & Meaning of "geebag"in English

What does "geebag" mean in Irish slang?

It is used as a derogatory term for an irritating, obnoxious, or disagreeable person, typically a woman . People might say "Don't mind her, she's a right geebag" or use it as a general term of abuse in arguments, such as "You're a gee-bag of the highest order" . The term originated in late 20th or early 21st century Irish slang, gaining wider recognition through the popular Irish crime drama "Love/Hate"