yam·mer (yămər) Informal
v. yam·mered, yam·mer·ing, yam·mers
1. To talk volubly and often loudly.
2. To complain peevishly; whine: “Congress grumbled and yammered about putting up the money for the new plane” (Thomas J. Fleming).
To utter or say loudly or in a complaining tone.
The act of yammering.
[Middle English yameren, to lament, alteration (probably influenced by Middle Dutch jammeren, to lament) of earlier Middle English yomeren, from Old English geōmrian, geōmerian, from geōmer, sad, sorrowful; akin to akin to Old High German jāmar, perhaps ultimately of imitative origin.]
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