Gratuity increasingly requested at self-checkout kiosks (3)
I believe the answer is:
tip
(Other definitions for tip that I've seen before include "Dump; hint" , "Pointed end" , "Warning" , "Pointed extremity" , "lots of rubbish" .)
I believe the answer is:
tip
(Other definitions for tip that I've seen before include "Dump; hint" , "Pointed end" , "Warning" , "Pointed extremity" , "lots of rubbish" .)