A briefs-style male swimsuit typically worn in competitive swimming and diving.

(informal, often derogatory) Playing the role of, or casting someone in the role of, someone of different race or ethnicity

(programming) A problematic situation where one thread could potentially read or write a memory location while another thread is writing to it.

(motor racing) The most optimal (fastest) line or course on a track.

(historical) Love of one's own race, or hatred of other races.

The part of a mill race in which the water wheel is fixed.

one who causes or fuels racial or ethnic tensions / one who often uses racial arguments or references in contexts where these are (perceived to be) less or not at all relevant

The sport of greyhound racing

The sport of racing greyhounds around a track. The greyhounds follow a remote-controlled mechanical hare around the track.

The changing of the race of a character, protagonist, etc., in a work of art, literature, etc.