RUNTY Meaning of RUNTY in English — runtiness , n./run"tee/ , adj., runtier, runtiest . stunted; dwarfish: The runty puppy seems the most playful of the litter.[ 1800-10; RUNT + -Y 1 ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012