Unix in a Nutshell, 4th Edition

Name

.IP

Synopsis

.IP tag [indent]

Start a paragraph with a hanging indent, one where a tag sits out to the left side. Unlike .HP and .TP, the tag is supplied as an argument to the macro. The optional indent is how far to indent the paragraph.

Example

.IP 1.
    The first point is ...
    .IP 2.
    The second point is ...