An officer appointed by a court leet or other local authority to test for the assize the ale brewed (and sometimes the bread baked) in his or her jurisdiction.
N.E.D. (1884) notes: ‘Still a titular office in some burghs’. The office survives in London on a ceremonial basis.Recorded earliest as a surname..
Origin
Middle English; earliest use found in Close Roll, 16 Edward I. From ale + conner.