To make large or larger; make additions to; increase in bulk or quantity.To make thick or gross; thicken.To take in the gross or in bulk; take the whole of; get sole possession of; absorb completely: with or without all.Specifically To monopolize the supply of, or the supplies in; get entire possession or control of, for the purpose of raising prices and enhancing profits: as, to engross the importations of tea; to engross the market for wheat.To occupy wholly; take up or employ entirely, to the exclusion of other things: as, business engrosses his attention or thoughts; to be engrossed in study.To write out in a fair large hand or in a formal or prescribed manner for preservation, as a public document or record.Synonyms and Swallow up, Engulf, etc. (see absorb); to lay hold of, monopolize.