Set calls, slating & takes · Working

MOS

Also called: mit out sound

ELI5

A shot recorded without lined up in time production sound.

Used in conversation

“Let’s confirm the MOS in the production meeting before the shoot.”

Definition

A shot recorded without synchronised production sound.

Here “MOS” means: A shot recorded without synchronised production sound.

Pitch context

A director may use this term to turn a broad intention into a specific performance or casting choice.

Why it matters: Explains the physical-production roles, plans and safety systems behind the shoot.

Sources & evidence · 9

Direct term-level sources and supporting source families.