Verb (used with object) : to mix business and pleasure. ,Mix some salt into the flour. ,to mix a cake; to mix mortar. ,to mix dialogue and sound effects. ,an important movie that took months to mix.    From Dictionary.com. 

Verb (used without object) : a paint that mixes easily with water. ,to mix with the other guests at a party. ,The crowd jeered as the fighters clinched, refusing to mix.    From Dictionary.com. 

Noun : cement mix; an odd mix of gaiety and sadness. ,a cake mix; muffin mix. ,a mix of two to one.    From Dictionary.com. 

But racial categories are not unmixable, and code switching is not a paradox.    From Wordnik.com.  [SeeLight:] Reference

If racial categories really were unmixable, then code switching would be a paradox.    From Wordnik.com.  [SeeLight:] Reference

He expertly mixes what seems like unmixable material.    From Wordnik.com. Reference

This event will mix the formerly unmixable, such as horse and ATV riders.    From Wordnik.com.  [Photos - DesMoinesRegister.com] Reference

Surely the three ingredients seem unmixable; yet when poured into the crucible of.    From Wordnik.com.  [The Palmy Days of Nance Oldfield] Reference

In an attempt to please everyone, History seems to have mixed two unmixable genres.    From Wordnik.com.  [The Michigan Daily] Reference

So what I'm saying, keep the races, religions and cultures separate as much as possible, there's not one good reason to force the mixing of the unmixable.    From Wordnik.com.  [Pestiside.hu] Reference

I respected him right enough in his place, as I trust he respected me in mine, but though fate thought fit for the present to place us in the one groove, yet our lives were unmixable commodities as oil and water, which lay apart and would never meet until taken in hand by the omnipotent leveller -- death.    From Wordnik.com.  [My Brilliant Career] Reference

The bowl contains one or two elements which will only mix with the others at a certain temperature, and as an experiment it is successful because I have kept the unmixable elements in suspension, though the liquid has gone cold. ".    From Wordnik.com.  [The Man Who Knew] Reference