In heraldry, chequy, the pattern of alternating squares across a field or charge, symbolizes order, balance, constancy, and inherited identity, and it is one of the most recognizable designs in armorial tradition. Unlike a pictorial charge such as an animal or tool, chequy is a heraldic pattern whose meaning lies as much in its visual rhythm and historic associations as in any single fixed symbolism. Its repeated, interlocking arrangement can suggest structure, discipline, and the harmonious fitting together of separate elements, which gives it a natural connection to stability and organized power.

Chequy is especially important in some of the most famous arms in British heraldry, including the Stewart royal house, whose blue-and-silver chequy became one of the classic examples of the pattern. It also appears widely in shields, borders, and bends across European heraldic traditions, where it serves both as a mark of family identity and as a striking visual device. In heraldry, chequy stands as a vivid reminder that pattern itself can carry prestige and meaning, expressing the idea that authority and lineage may be communicated as powerfully through structure and repetition as through symbolic images.