(slang, vulgar) An erection of the penis. / (slang, vulgar, figuratively) A desirous arousal based on a fascination or obsession.

Alternative form of hard-on

Resistant to pressure. / (of drink or drugs) Strong. / (of a normally nonalcoholic drink) Containing alcohol. / (of water) High in dissolved chemical salts, especially those of calcium.

(manner) With much force or effort. / (manner) With difficulty. / (obsolete) So as to raise difficulties. / (manner) Compactly. / (now archaic) Near, close.

(countable, nautical) A firm or paved beach or slope convenient for hauling vessels out of the water. / (countable, motorsports) A tyre whose compound is softer than superhards, and harder than mediums.

The quality of being hard. / An instance of this quality; hardship. / (inorganic chemistry) The quantity of calcium carbonate dissolved in water, usually expressed in parts per million (ppm).

An English and Irish surname transferred from the given name.

plural of hardness

plural of hard

The short coarser fibers of flax or hemp; tow.