Definition of reckling in US English:

reckling

noun

English Regional, Northern
  • A small or weak animal or (occasionally) plant; the smallest and weakest animal of a litter, the runt; (in extended use) the youngest or smallest child in a family.

Origin

Early 17th century; earliest use found in Randle Cotgrave (fl. 1587–?1630), lexicographer. Origin unknown; with the ending compare -ling.

Pronunciation

reckling

/ˈrɛklɪŋ/