[en.gross] vt [ME, fr. AF engrosser, prob. fr. ML ingrossare, fr. L in + ML grossa large handwriting, fr. L, fem. of grossus thick] (15c) 1 a: to copy or write in a large hand b: to prepare the usu. final handwritten or printed text of (an official document)
2. [ME, fr. MF en gros in large quantities] a: to purchase large quantities of (as for speculation) b archaic: amass, collect c: to take or engage the whole attention of: occupy completely "ideas that have ~ed the minds of scholars for generations" -- en.gross.er n