half-and-half adv 1: in equal parts; "it was divided half-and-half" adj 1: in equal parts; "a half-and-half mixture" n 1: half milk and half light cream; contains 10% to 18% butterfat
Half-and-half \Half`-and-half"\, n. A mixture of two malt liquors, esp. porter and ale, in about equal parts. --Dickens. [1913 Webster]