bitter lemon soda
From The Oxford Companion to Spirits & Cocktails
, a carbonated mixer of nineteenth-century British origin and flavored with lemons and quinine, is often paired with gin (in place of the more common tonic water) or used in making a Pimm’s Cup. See gin; tonic water;, Pimm’s Cup.
This definition is from The Oxford Companion to Spirits & Cocktails, edited by David Wondrich (Editor-in-Chief) and Noah Rothbaum (Associate Editor).