(philosophy) A supporter of hard determinism.

Labouring with great effort and diligence; working hard.

(idiomatic, chiefly US) The source of an education consisting of real-world experiences, especially adverse experiences.

(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.

(computing) A hard drive or hard disk; a fixed disc drive containing rigid disks.

plural of hard disk drive

present participle of do the hard yards

Alternative spelling of hard disk drive

present participle of learn the hard way

Third-person singular simple present indicative form of learn the hard way