Not heeded; not listened to; ignored; of advice, not followed.(adjective)
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Use "unheeded" in a sentence
"Opening her bag of lunch which had lain unheeded in her lap, she turned to him with a queer, little laugh, "I don't know why I'm so talking myself out to you –""
"The Crash of 1929 announced a recession, and the wake-up call unheeded might have caused many of the bad policies leading to the Great Depression."
"The noon-hour pealed from the brazen throats of many bells, and the numerous hoarse whistles of the steam-boats called the unheeded luncheon-time to the levee workers."