verjuice

noun

1. (uncountable, usually)A very acidic juice made by pressing unripe grapes, crab-apples, or other sour fruit.

   “In this inſtance, there is (vpon the by) to be noted the Percolation, or Suing of the Veriuyce thorow the VVood; So as it ſeemeth, it muſt be firſt in a kinde of Vapour, before it paſſe.”

   “Alfred pulled a face as of one that drinketh verjuice unawares; but let it pass: hypercriticism was not his cue just then.”

   “She looked sour as verjuice when my mother and Emily entered, and gave them to understand that ‘she wasn’t used to no strangers in her school, and didn’t want ’em.’”

verb

1. (transitive)To render something sour; to embitter.

   “There are few names to which a jingle or a joke cannot be fitted—witness, Twining, banker and tea-dealer: / ‘Twining would be whining / Were’t not for his tea;’ / and the ex-Lord Mayor, Sir John Key, where the inherent rhyme to ‘donkey’ verjuiced the baronetcy.”