2. Noun. (computing) A data structure in LISP that is a pair of pointers, car and cdr, used mainly for lists. ¹
3. Verb. (computing) To obtain a list from a cons or a nesting of conses; to prepend an element to a list by forming a cons of that element and the list; to obtain a list from a smaller one by repeated application of such kind of prepending. ¹
4. Verb. (third-person singular of con) ¹
¹ Source: wiktionary.com
Definition of Cons
1. con [v] - See also: con