Webster's Revised Unabridged Dictionary · 1913

Sinecure

Sinecure , noun

[Latin sine without + cura care, Late Latin, a cure. See Cure.]

1.
An ecclesiastical benefice without the care of souls. — Ayliffe
2.
Any office or position which requires or involves little or no responsibility, labor, or active service.
A lucrative sinecure in the Excise. — Macaulay

Sinecure , transitive verb

To put or place in a sinecure.