Meaning of yucky in English
Adjective
1. extremely unpleasant, especially to the taste; thoroughly unappetizing, e.g. Casu Marzu(=the direct translation is “rotten cheese” and rightly so)
yucky food challenge ー extreme eating
Noun
1. excrement, used especially by children or when talking to children
Now, you want to do a yucky or a tinkle?
That's yucky!