waterski
Concise Oxford English Dictionary © 2008 Oxford University Press:
waterski/ˈwɔːtəskiː/
▶noun (pl. waterskis) each of a pair of skis enabling the wearer to skim the surface of the water when towed by a motorboat. ▶verb (waterskis, waterskiing, waterskied) travel on waterskis.
– derivatives
waterskier noun.
waterskier noun.
'waterski' also found in these Oxford entries:

