Chaining meaning : To fasten something with a chain. To link multiple items together. To secure someone with fetters. To obstruct the mouth of a river etc with a chain. To obligate. To relate data items with a chain of pointers. To be chained to another data item. To measure a distance using a 66-foot long chain, as in land surveying. (associated with Acorn Computers) To load and automatically run (a program). The act or process by which something is chained.