- To cover (something) with writing.
- To write about in an artificial or an excessively elaborate, wordy style.
- Computer Science To destroy or lose (old data) by recording new data over it: accidentally overwrote an important document.
- Computer Science To record (new data) on top of already stored data, thus destroying the old data: overwrote an updated document on top of an earlier draft.
- To write artificial, excessively elaborate, or wordy prose.