Joseph Auga Matamata, 65, denies 11 charges of human trafficking and 13 charges of slavery relating to 13 Samoan nationals between 1995 and April last year.
Summing up the case this afternoon Justice Cull told the jury the "essential ingredient" in the slavery charge is whether the accused used each complainant as his property.
"Slavery should be understood as the ability of one person to control another as they would a possession, a property, or a thing...as a chattel.
