Tilt at Definition 1 of 2Pro Tip 1/3Futile Effort Use 'tilt at' to express an attempt that is unlikely to succeed. He keeps tilting at a promotion, but it's out of reach. Pro Tip 2/3Metaphoric Battles 'Tilt at' evokes images of conflict where challenges may be insurmountable. She spent the year tilting at social injustices. Pro Tip 3/3Cervantes Reference Originates from 'tilting at windmills' in Don Quixote, meaning to fight imaginary enemies. Arguing with him is like tilting at windmills.