Pronunciation: (en-grōs'),[key] —v.t. 1. to occupy completely, as the mind or attention; absorb: Their discussion engrossed his attention. She is engrossed in her work. 2. to write or copy in a clear, attractive, large script or in a formal manner, as a public document or record: to engross a deed. 3. to acquire the whole of (a commodity), in order to control the market; monopolize.