grain-side
Noun (countable, uncountable): - The side of a piece of leather that originally had the hair or wool, characterized by a natural texture or grain pattern. It is the outer surface of the animal hide, as opposed to the flesh side (the inner side).
- (The outer, textured side of the hide.)
- (The side with the grain pattern.)
"grain-side up": A technical instruction in leatherworking, meaning to position the leather with the grain-side facing outward or upward.
- Place the leather grain-side up on the cutting table. (Position with the textured side visible.)
"grain-side finish": The surface treatment applied to the grain-side of leather, often involving dyeing, buffing, or coating.
- The grain-side finish of this leather is smooth and glossy. (The final appearance of the outer hide.)
Grain (n): The natural texture, pattern, or surface of a material, especially leather or wood.
- The grain of this leather is very fine. (The surface pattern.)
Grain leather (n): Leather that retains its original grain surface, as opposed to corrected or split leather.
- This bag is made from full-grain leather. (Leather with the grain-side intact.)
- Hair side: The side of the hide where hair originally grew.
- Outer hide: The external surface of an animal skin.
- Right side (in leatherworking): The side intended to be visible or used as the exterior.
- Flesh side: The inner side of the leather, originally adjacent to the animal's flesh.
- "Grain-side out": An idiomatic expression in leathercraft meaning to turn the leather so that the grain-side is on the outside.
- The craftsman folded the strap grain-side out for a polished look. (The textured side facing outward.)
This term is highly specialized and used almost exclusively in leatherworking, saddlery, and related trades. It is not commonly encountered in everyday English.