Highball

A highball is a mixed alcoholic drink composed of an alcoholic base spirit and a larger proportion of a non-alcoholic mixer, often a carbonated beverage.

Examples include the Seven and Seven, Scotch and soda, gin and tonic, screwdriver (a.k.a.

vodka and orange juice), fernet con coca, Tom Collins, and rum and Coke (a.k.a.

Shōchū is used to make chūhai (チューハイ); various mixers can be specified by suffixing with -hai (〜ハイ), as in oolong highball (ウーロンハイ, ūron-hai).

The name may have come from early railroad signals with raised globes meaning "clear track ahead", i.e., "you're good to go".