1. to possess; own; hold for use; contain: I have property. The work has an index. 2. to accept in some relation: He wants to marry her, if she'll have him. 3. to get; receive; take: to have a part in a play; to have news. 4. to experience, undergo, or endure: Have a good time. He had a heart attack. 5. to hold in mind, sight, etc.: to have doubts. Learn the simple rules for using has and have correctly. Master this essential English grammar with clear explanations and practice exercises. Discover the word HAS in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource. Definition of has in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. For singular third-person subjects, use has. For plural subjects and first- and second-person subjects, use have. Clear examples show the correct usage of has and have in everyday sentences. Regular practice with speaking and grammar exercises improves accuracy. Have, Has and Had all support the main idea of what the sentence is about, but the verb that comes after them does the heavy lifting. So when in doubt, check who the subject is. When the subject of your sentence is a third person singular subject or pronoun (he, she, it), you should always use has. Have, on the other hand, can be used with both first and second person subjects (I, we, you, they). HAS definition: a 3rd person singular present indicative of have. See examples of has used in a sentence. The meaning of HAS is present tense third-person singular of have. When used in the phrase has to it is often pronounced /hæs/. I define fractionalization in these terms rather than as it has traditionally been defined. He has the right to command the armed forces, and he has the duty to deliver the address.