dead silence's Usage Examples:

In such interrogation sessions, the subjects must maintain dead silence regardless of the practice being inflicted on them.

When the second number (side B) is called, it produces dead silence, but the party on side A hears the milliwatt test tone.

Still in dead silence, he tiptoed to the door; then, flinging it suddenly open, he stood there, his weapon.

But there was a dead silence that morning, right across the land as far as you could see.

Synonyms:

quiet, quietness, stillness, soundlessness, speechlessness, sound property, hush, still,

Antonyms:

sound, moving, noisy, running, sparkling,