(nautical) Having the sails unfurled; under sail. / Living in tents.

For sale by auction.

Subject to being corrected, if mistaken.

(finance) Of a deal: concluded by the secretary of the stock exchange when the actual dealer has failed to do so.

plural of under-extension

Alternative form of underextension.

Alternative form of voiceunder

Synonym of on pain of

A gambling game where players bet on whether a number of rolled dice will sum to less than, more than, or exactly seven.

(figuratively) Outdoors at night.