Wa ‧ ter ‧ stone's /ˈwɔːtəstəʊnz $ ˈwɔːtər-, ˈwɑː-/ BrE AmE trademark
a chain of large stores that sells books. Waterstone's shops usually have a comfortable area where customers can sit and look at books, have coffee etc. It is owned by the HMV Media Group.