Someone whose brain is severely underdeveloped — extremely
slow, naive, and lacking basic
common sense or awareness for their age. They come across as if they
never fully matured mentally and are still operating at an early, childlike level of thinking.
Guy 1: Dude, my girlfriend admitted she’s been talking to her ex and hiding messages for weeks. I’m
fucking pissed.
Guy 2: Just
trust her more, bro. She’s probably just being
friendly.
Guy 1: What the fuck? You're such an egg.