body language
US /ˈbɑː.di ˌlæŋ.ɡwɪdʒ/
UK /ˈbɑː.di ˌlæŋ.ɡwɪdʒ/

1.
the conscious and unconscious movements and postures by which attitudes and feelings are communicated
:
•
His body language showed he was nervous.
•
She has very confident body language.