Showing no emotion (9)
'showing no emotion' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for impassive that I've seen before include "Unconcerned" , "Unflappable" , "Not showing emotions in face" , "Inscrutable, not showing emotion" , "Undemonstrative" .)
'showing no emotion' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for deadpan that I've seen before include "Dry" , "Blank" , "Showing no expression" , "Serious-looking" , "without a flicker" .)