a long narrow excavation in the earth
any small natural waterway
forsake; "ditch a lover"
throw away; "Chuck these old notes"
sever all ties with, usually unceremoniously or irresponsibly; "The company dumped him after many years of service"; "She dumped her boyfriend when she fell in love with a rich man"
make an emergency landing on water
crash or crash-land; "ditch a car"; "ditch a plane"
cut a trench in, as for drainage; "ditch the land to drain it"; "trench the fields"