(idiomatic) Something that has both good and bad features.

The state of diverse reception, when there are many who praise something while there are also many who dislike it. / (ironical) An unmixed reaction, usually opposition.

Any bag containing a mixture of something. / (by extension) A group of entities with few characteristics in common.

An alcoholic drink made from one or more kinds of liquor mixed with other ingredients.

(computing) A computer-human interaction in which either the computer or the human can take initiative and decide what to do next.

(sports) A game played between two teams, each consisting of a female and a male.

Marriage between people of different socially-distinguished groups, such as different races, cultures or religions.

(linguistics) An overreaching, contradictory or incongruous combination of two distinct metaphors, similes or idioms.

(inorganic chemistry) Any mixture of the oxides of more than one metal, but especially the blend of plutonium and uranium oxides that is used (as MOX fuel) in nuclear reactors

plural of mixed metaphor