Scieneer Common Lisp 1.3.9 online documentation

tagbody &rest rest[Special Form]

tagbody {tag | statement}*

Define tags for used with go. The statements are evaluated in order, skipping tags, and nil is returned. If a statement contains a go to a defined tag within the lexical scope of the form, then control is transferred to the next statement following that tag. A tag must an integer or a symbol. A statement must be a list. Other objects are illegal within the body.