(regional) To scratch or score. / (regional, rare, obsolete) To tear, rip, rend. / Damn, drat, blast; used in oaths.

(regional) A scratch or a score. / (nautical, regional) A place in the sea with rapid currents and crags where a ship is likely to be torn apart in stormy weather.

(usually with “on” or “out”) To betray a person or party, especially by telling their secret to an authority or an enemy; to turn someone in.

(military, slang) A ration.

(zoology) A medium-sized rodent belonging to the genus Rattus.

The first of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.

(transitive) To tattle, squeal about (someone)

(chiefly informal) Short for muskrat.

(medicine, countable) Initialism of rapid antigen test. / (aviation, countable) Initialism of ram air turbine. / (computing, countable) Initialism of remote-access Trojan.

Third-person singular simple present indicative form of rat