Give a buzz
(Other definitions for thrill that I've seen before include "Tingling feeling of excitement" , "Sudden rush of pleasure" , "Exciting sensation, wave of feeling" , "Excited feeling" , "Buzz" .)
'give a buzz' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for phone that I've seen before include "Call; eg, mobile" , "Call, ring" , "Communication device" , "Short piece of electronic equipment" , "Ring (someone)" .)