Ran vs Lamp - What's the difference?

As a noun ran

is a robbery (act or practice of robbing).

(internet) linux, apache, (mysql), and php — a popular combination of open source software for use as a web server.

(head)

(run)

(-)

(nautical) Yarns coiled on a spun-yarn winch.

(etyl) ran

(-)

(obsolete) Open robbery.

(Lambarde)

(Webster 1913)

(wikipedia lamp)

(en noun)

A device that generates heat, light or other radiation.

A device containing oil, burnt through a wick for illumination; an oil lamp.

A piece of furniture holding one or more electric light sockets.

* Davy lamp * table lamp

(en verb)

(slang) to hit, clout, belt, wallop

to hunt at night using a lamp; see lamping

(slang) to hang out or chill; to do nothing in particular