Indescribable
/ˌɪndɪˈskraɪbəbəl/
Synonyms
- ineffable
- unimaginable
- unspeakable
- inexpressible
- unutterable
Slang Meanings
Mind-blowing
That concert was mind-blowing; it was indescribable!
Out of this world
Her performance was out of this world; truly indescribable.