Definition of long and short in English:
long and short
adjective ˌlɒŋ (ən)(d) ˈʃɔːt
1Masonry and Bricklaying. Designating a style of construction in which long and short blocks or bricks are placed alternately in a vertical line, especially to form a quoin or jamb. Also: designating a building featuring this style. Especially in "long and short work".
2Embroidery. Designating a flat stitch used for shading, in which the first row is alternated in length. Also: designating work featuring this stitch. Chiefly in "long and short stitch".
Origin
Early 18th century (in an earlier sense). From long + and + short.
Definition of long and short in US English:
long and short
adjectiveˌlɒŋ (ən)(d) ˈʃɔːt
1Masonry and Bricklaying. Designating a style of construction in which long and short blocks or bricks are placed alternately in a vertical line, especially to form a quoin or jamb. Also: designating a building featuring this style. Especially in "long and short work".
2Embroidery. Designating a flat stitch used for shading, in which the first row is alternated in length. Also: designating work featuring this stitch. Chiefly in "long and short stitch".
Origin
Early 18th century (in an earlier sense). From long + and + short.