A fireproof metal box, stored in a secure vault, for holding personal valuables

A system used informally in lower Irish courts, where a defendant can be directed to make a donation to charity in lieu of conviction.

(US, Australia) Any of the large metal boxes containing traffic signal controls, found at roadsides and intersections, and often made available by the local council for artistic work.

(Ireland, historical) Electoral strategy pursued by the Irish Republican movement in the 1980s and early 1990s, where elections in Northern Ireland and the Republic of Ireland were contested by Sinn Féin, while the IRA continued military operations against the British Army and RUC.

(US) A warning, surrounded by a black border, affixed to a prescription drug to indicate that it may cause serious or life-threatening effects.

A set-top box that processes digital signals for an analogue television set.

plural of box-office bomb

(statistics) A graphical summary of a numerical data sample through five statistics — median, upper quartile, lower quartile, and upper extreme and lower extreme values — by depiction as a box with its edges at the quartile marks and an internal line at the median and with lines protruding from the box as far as the extremal values.

A device that converts an incoming signal into a format displayable by a television.

(software, testing) The testing of the internal structure, rather than the functionality, of a system.