How do you do Definition 1 of 3Pro Tip 1/3First Meetings Use 'how do you do' when you are introduced to someone for the first time as a polite formality. Pleased to meet you, Ms. Johnson. How do you do? Pro Tip 2/3Not a Question 'How do you do' isn't a question expecting a detailed response, but a polite remark expecting a similar reply. 'How do you do?' 'How do you do!' Pro Tip 3/3Formal Occasions This phrase is more common in formal or traditional contexts than in casual conversation. At the embassy reception, they exchanged a 'How do you do?'