Definitions for overwriteˌoʊ vərˈraɪt
Random House Webster's College Dictionary
o•ver•writeˌoʊ vərˈraɪt(v.)-wrote, -writ•ten, -writ•ing.
(v.t.)to write in too elaborate or prolix a style.
to write on or over.
(v.i.)to write too elaborately or lengthily.
Origin of overwrite:
write new data on top of existing data and thus erase the previously existing data
"overwrite that file"
To destroy old data by recording new data over it.
To cover in writing.