The word "baka" is a term from the Japanese language, which translates to "fool" or "idiot" in English. It's often used playfully or as an insult, depending on the context. In anime and manga, characters might use this term to express frustration or annoyance. The intensity of the term can vary based on tone and situation.
The word "baka" (馬鹿) comes from Japanese, where it is written with characters meaning "fool" or "stupid". Its origins in the Japanese language can be traced back to ancient times, and it has been used widely in various cultural contexts, especially in modern media.