What is "premixed"

Usage examples of "premixed".

He stood and went to a file cabinet, returning with a bottle of premixed Manhattans and two water tumblers.

Toasting John Self with premixed martinis, 1 too was a cocktail shaker of hilarity and awe.

I spent long hours sitting in the middle of the mattress in my cell, staring through the open door at the TV, washing down Seconal with scotch and y-UP, premixed in a two-liter green plastic bottle.

Corva and Tyson entered the apartment, and Corva took a bottle of premixed martinis from the bar refrigerator.

Tyson entered the apartment, and Corva took a bottle of premixed martinis from the bar refrigerator.

We could get some premixed pancake stuff, some of those eggs that come in milk cartons, some Sizzlean, stuff like that.