thanks1 S1 W2 informal
used to tell someone that you are grateful for something they have given you or done for you [= thank you]:
'Pass the salt, please ... thanks.'
Thanks a lot for the drink.
Thanks very much for your help.
Many thanks for the lovely flowers.
thanks for doing something
I'd love to go to the party. Thanks for asking me.
used as a polite way of accepting something that someone has offered you:
'Do you want another cup of coffee?' 'Oh, thanks.'
used when politely answering someone's question:
'Hi, Bill, how are you?' ' Fine, thanks.'
used to say politely that you do not want something:
'How about some cake?' 'Oh, no thanks, I'm on a diet.'
5 also thanks a bunch American English spoken
used when really you are annoyed about something and you do not mean 'thank you' at all