Definition of "grot"

grot¹

/ɡɹɑt/

noun
plural grots
1. (poetic) A grotto.
  Quotations
  She took me to her elfin grot, / And there she wept, and sigh'd full sore, / And there I shut her wild wild eyes / With kisses four.
  1819, John Keats, La Belle Dame sans Merci

grot²

/ɡɹɑt/

noun
countable and uncountable, plural grots
1. (slang, uncountable) Any unpleasant substance or material.
2. (slang, countable) A miserable person.