HARD definition: 1. not easy to bend, cut, or break: 2. difficult to understand, do, experience, or deal with: 3…. Learn more.

Resistant to pressure; not readily penetrated; firm or solid: a hard material. b. Well protected from an attack, as by aerial bombardment: bunkers and other hard targets. 2. a. Requiring great effort or endurance: a hard assignment. b. Performed with or marked by great diligence or energy: a project that required years of hard work.

Definition of hard adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Something that is hard is very firm and stiff to touch and is not easily bent, cut, or broken. He shuffled his feet on the hard wooden floor.

hard (comparative harder or more hard, superlative hardest or most hard) (of material or fluid) Solid and firm. quotations

difficult or troublesome with respect to an action, situation, person, etc.: hard to please; a hard time. difficult to deal with, manage, control, overcome, or understand: a hard problem.

There are 83 meanings listed in OED's entry for the word hard, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

hard, adj. & n. meanings, etymology and more | Oxford English Dictionary

Find 157 different ways to say HARD-WORKING, along with antonyms, related words, and example sentences at Thesaurus.com.