Clue: Like a couple of missionaries' view of a church? (4,2,4)
Answer: FACE TO FACE
Explanation: Definition: Like a couple of missionaries
FACET OF A CE, the definition presumably referring to the cartoon cliché of missionaries in a cannibals' cooking pot. *Or more likely, as Shirley and Querulous point out, a reference to the Missionary Position (warning: contains explicit imagery)