talking head

Definition of Talking Head in English :

1. talking head

a talker on television who talks directly into the cameras and whose upper body is all that is shown on the screen

WordNet Lexical Database for English. Princeton University. 2010.

Talking Head

noun

(on television) a person, such as a newscaster, who is shown only from the shoulders up, and speaks without the use of any illustrative material

a person on television or in a film who is shown merely speaking, as in an interview

term suggesting a dull or unimaginative presentation

n.
Slang

1. The image of a person, usually with only the head and upper body visible, talking to the camera, as in a documentary, news show, or similar work.

2. A person thus filmed.