He was very 'vocal' in his criticism/support of me.
a male 'vocal' group [=a group of male singers]
the 'vocal' organs [=the tongue, larynx, etc.]
(..) I think less of me. Why? Because I'm a fraud. No. I purport to be a man of the mind. I've been such a-a vocal champion of The Singularity, but how can I leave my body behind and become one with the Internet (..)2016 TvShow: The Big Bang Theory Title: The Solder Excursion Diversion Season: 9 Episode 19