From Longman Dictionary of Contemporary Englishcan/could/may I havecan/could/may I haveASK FOR something/ASK somebody TO DO somethingsay this to politely ask someone to give you something Can I have the bill, please? Could we have our ball back? → have
Examples from the Corpus
can/could/may I have• How can I have a death certificate?• It seemed a dream come true-what more could I have asked for?• How could I have been anything but evil to her?• How could I have been such a fool as to take him seriously?• How else could I have known about it unless I was your son?• What could I have paid for it?• My question is, how can I have problems like other fishkeepers?• Are you saying that you're refusing to do that? ... Could I have your number? 