(slang) Very angry or irritated.

A potential bias in epidemiologic studies, involving the fact that subjects who voluntarily enroll in a clinical trial and actually follow the experimental regimen are likely to be healthier than the general population.

Synonym of healthy user bias

To act on behalf of a person in authority, executing their every command.

plural of big six

plural of bicycle landing gear

In the game of craps, a prominent space on the table where one can place a bet that the shooter will roll an eight before a seven.

plural of big eight

(gambling, dice games) A roll of ten in the game of craps.

(aviation) A form of landing gear having the main gear and nosegear located fore and aft of the center of gravity under the fuselage with outriggers on the wings.