Dictionary.com
Thesaurus.com

acid drop

American  

noun

British.
  1. a tart candy, as a sourball.


acid drop British  

noun

  1. a boiled sweet with a sharp taste

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of acid drop

First recorded in 1830–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Leading up to the exploit, dubbed the “Acid Drop,” the film, by Michael Oblowitz, works overtime to convey a tight-knit wave-riding community perched reverently on the shoulders of those who preceded them.

From Los Angeles Times

"That never bothered my readers in the past," Joanne snapped as sweetly as an acid drop from Howard's delicatessen.

From The Guardian

There was a great parcel for Lady Davidstow, as big as a football, which was found to contain, when all the paper was stripped off, nothing more than a single acid drop, in order to teach the mistress of the tortoise-shell robes better manners when her mistress came to pay a visit, and Blessington, summoned from the nursery, was presented with a new cap.

From Project Gutenberg

Slept from 3 to 5 p.m., then got orders to reconnoitre an advanced position in front of Acid Drop Copse.

From Project Gutenberg

Late at night received orders to dig the Acid Drop Copse position next day, and occupy it as soon as the guns are sent back.

From Project Gutenberg