Definition of "sucking"

sucking

/ˈsʌkɪŋ/

verb
1. present participle and gerund of suck
noun
countable and uncountable, plural suckings
1. An act of sucking.
2. A sound or motion that sucks.
adjective
not comparable
1. (archaic) Still nourished by the mother's milk, as an infant; suckling.
2. (archaic, by extension, figurative) Young and inexperienced.
  Quotations
  Rather a shy place for a sucking county member, ay, Pynsent?
  1848 November – 1850 December, William Makepeace Thackeray, chapter 26, in The History of Pendennis. […], volumes (please specify |volume=I or II), London: Bradbury and Evans, […], published 1849–1850