verb (used without object) Phonetics.

to make imperfect l- or r-sounds, or both, often by substituting a w-like sound for r or l or a y-like sound for l.

Origin of lall

1875–80; imitative; see lallation Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for lalling

Historical Examples of lalling

  • And now he knew, and smiled: the babble of that lalling tongue was dumb.

  • In a minute the call was anew heard, lalling nearer now; and now Jan pulled up short.

    The Last Miracle

    M. P. Shiel

lalling in Medicine




A form of stammering in which the speech is almost unintelligible.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.