stage whisper
US /ˈsteɪdʒ ˌwɪspər/
UK /ˈsteɪdʒ ˌwɪspər/

1.
susurro teatral
a loud whisper intended to be heard by an audience but supposedly not by other characters in a play or by people nearby in real life
:
•
He delivered the secret with a stage whisper, making sure everyone in the room heard it.
Reveló el secreto con un susurro teatral, asegurándose de que todos en la habitación lo escucharan.
•
The actor delivered his aside as a loud stage whisper.
El actor pronunció su aparte como un fuerte susurro teatral.