Linguistics Not stressed or accented: an unstressed syllable. (adjective)
Not exposed or subjected to stress.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "unstressed" in a sentence
"Easy winters and plentiful food result in unstressed bucks that tend to hold antlers longer."
"Gabe dw: I only have a weak separation between [ɪ] and [ə] in unstressed syllables, so have trouble telling them apart."
"If man is a stressed syllable, the word feels less neutral than if man is an unstressed syllable (spokesMAN vs. SPOKESman)."