half-and-half

noun

1. a mixture of two things, especially in equal or nearly equal proportions.
2. milk and light cream combined in equal parts, especially for table use.
3. Chiefly British. a mixture of two malt liquors, especially porter and ale.

adjective

4. half one thing and half another.

adverb

5. in two equal parts.

noun

1. a mixture of half one thing and half another thing
2. a drink consisting of equal parts of beer and stout, or equal parts of bitter and mild

adjective

3. of half one thing and half another thing

adverb

4. in two equal parts

n.

1756 as “ale and porter;” as a mixture of milk and cream, by 1946.