thank you

Universal Words exclamation, noun exclamation-see also THANKS 1 ~ (for sth / for doing sth) used to show that you are grateful to sb for sth they have done: Thank you for your letter. * Thank you very much for sending the photos. 2 a polite way of accepting sth that sb has offered you: 'Would you like some help with that?' 'Oh, thank you.' 3 (no thank you) a polite way of refusing sth that sb has offered you: 'Would you like some more cake?' 'No thank you.' 4 used at the end of a sentence to tell sb firmly that you do not need their help or advice: 'Shall I do that?' 'I can do it myself, thank you.' noun [usuallysing.] ~ (to sb) (for sth) an act, a gift, a comment, etc. intended to thank sb for sth they have done: The actor sent a big thank you to all his fans for their letters of support. * She took the money without so much as a thank you. * a thank-you letter