plural of hard-liner

(simile, colloquial) Crazy, demented.

plural of hardware cloth

(uncountable) A flexible wire-mesh material, consisting of loosely woven wires in a simple rectangular grid.

(idiomatic, usually reflexive, dated) To make someone more resistant to something.

The quality of being able to withstand fatigue and hardship; (of a plant) the quality of being resistant to cold or other environmental conditions.

Alternative spelling of hardline

(courtship) To be coy; to feign lack of romantic interest in a certain person, so as to force that person to be more overt in expressing interest.

(idiomatic) As hard as a bone, rock hard.

Alternative spelling of diehard