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sucking

American  
[suhk-ing] / ˈsʌk ɪŋ /

adjective

  1. not weaned.

  2. very young.

sucking British  
/ ˈsʌkɪŋ /

adjective

  1. not yet weaned

    sucking pig

  2. not yet fledged

    sucking dove
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of sucking

before 1000; Middle English souking ( e ), Old English sūcende; suck, -ing 2

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.