Drat/dræt/ Definition 1 of 2Pro Tip 1/3Mild Frustration Expresses annoyance in a light, non-offensive way, suitable for casual situations. Drat, I've dropped my pen again! Pro Tip 2/3Not a Swear 'Drat' is a safe alternative to swearing when expressing irritation. Drat, I left my keys at home! Pro Tip 3/3Cultural Nuance Often used in British English, reflecting a quaint or old-fashioned sensibility. Oh drat, the rain's started again!