bird's nest cut noun1 •(slang) A type of perm haircut popular among teens and young adults that resembles a bird's nest, consisting of shaded or faded sides, and much volume and length on the top.The broccoli haircut, also known as the zoomer perm or bird’s nest cut, is similar to the indie-inspired looks of the 00s, featuring shaved or faded sides and a whole lot of volume and length on top. — 2022 formsbird's nest cuts