(obsolete) A dealer or merchant, especially an itinerant one. / (obsolete) A purchaser.

An English surname originating as an occupation for a merchant. / An unincorporated community in Butler County, Alabama. / A neighbourhood of Pasadena, California.

A passerine bird of the antbird family,Thamnophilus zarumae.

Any of a series of three-letter codes (often abbreviations) for counties and similar administrative units of the British Isles used especially in the field of genealogy

plural of Chapman code

plural of Chapman's antshrike

(music) A form of electric guitar, resembling a wide fretboard with 8, 10 or 12 strings.

plural of Chapman stick

(statistics) A lower bound on the variance of estimators of a deterministic parameter; a generalization of the Cramér-Rao bound, it is both tighter and more widely applicable, but usually harder to compute.

plural of Chapman-Robbins bound