Third-person singular simple present indicative form of invalidate

(medicine) Of or pertaining to euglycemia. / Having a normal concentration of glucose in the blood.

(dated, derogatory) The attitudes and stylistic approach of newspapers; being lowbrow and sensationalistic, etc.

The amount of ale that fills a very tall tapering beer glass (approximately 1 yard). Drinking it as quickly as possible is a traditional pub game.