Definition of unhealthy
1 : not conducive to health : not healthful an unhealthy climate unhealthy habits unhealthy foods
unhealthilyplay \ˌən-ˈhel-thə-lē\ adverb
unhealthinessplay \ˌən-ˈhel-thē-nəs\ noun
Examples of unhealthy in a sentence
Her skin looks blotchy and unhealthy.
Tests revealed an unhealthy level of lead in the water.
Eating honey can be unhealthy for babies.
He was stuck in an unhealthy relationship.
She has an unhealthy interest in natural disasters.
First Known Use of unhealthy
UNHEALTHY Defined for English Language Learners
Definition of unhealthy for English Language Learners
: not having or showing good health
: harmful to your health : likely to make you sick
: not doing well : not successful
UNHEALTHY Defined for Kids
Definition of unhealthy for Students
unhealthily\-thə-lē\ adverb They eat unhealthily.
Seen and Heard
What made you want to look up unhealthy? Please tell us where you read or heard it (including the quote, if possible).