to happen or result as a natural growth, addition, etc.
2.
to be added as a matter of periodic gain or advantage, as interest on money.
3.
Law. to become a present and enforceable right or demand.
Origin: 1425–75; late Middle English acruen, acrewen, probably < Anglo-French accru(e), Middle French accreu(e), past participle of ac(c)reistre to increase < Latin accrēscere grow. See ac-, crew1, accretion
Related forms
ac·cru·a·ble, adjective
ac·crue·ment, noun
non·ac·crued, adjective
non·ac·cru·ing, adjective
su·per·ac·crue, verb (used without object), -crued, -cru·ing.