"Crush" is a song recorded, written, and produced by American singer-songwriter Ethel Cain. It was released on March 18, 2021, as the second single from her third EP, Inbred. A love song about an older person with a violent streak, it marked an approach by the singer towards a more pop sound. An official music video for "Crush" premiered on August 3, 2021. A stripped version of the track was released alongside an alternative video on September 24, 2021. Cain performed "Crush" at several events and included it on the regular set list of the Childish Behaviour Tour in 2024.