watery

1 ENTRIES FOUND:
watery /ˈwɑːtəri/ adjective
watery
/ˈwɑːtəri/
adjective
Britannica Dictionary definition of WATERY
[more watery; most watery]
1 
: containing or filled with water or a similar liquid
2 
a  of a liquid : very thin and similar to water in appearance, taste, etc.
b  : pale and seeming to have little substance

a watery grave

literary
: death by drowning