All 6 Uses

approach
in
The Hitchhiker's Guide to the Galaxy
(Auto-generated)

He saw the bulldozer drivers' union representative approaching and let his head sink back and closed his eyes.
Chpt 1 *

approaching = coming
Here was an approach that had quite simply not occurred to him.
Chpt 7 *

approach = technique (way of doing something)
As they approached the ridge of higher ground they became aware that it seemed to be circular—a crater about a hundred and fifty yards wide.
Chpt 20

approached = moved toward
From time to time promising features would appear on the distant horizon—ravines, maybe mountains, maybe even cities—but as they approached the lines would soften and blur into anonymity and nothing would transpire.†
Chpt 16
" 'When you walk through the storm ...' " it whined nasally, " 'hold your head up high ...' " Zaphod screamed at it to shut up, but his voice was lost in the din of what they quite naturally assumed was approaching destruction.†
Chpt 17
The body lay reassuringly still as he approached it, and continued to lie reassuringly still as he reached it and put his foot down on the Kill-O-Zap gun that still dangled from its limp fingers.†
Chpt 33

Definitions:

(1) (approach as in: approached the city)
to get closer to (near in space, time, quantity, or quality)
(2) (approach as in: use the best approach)
a way of doing something; or a route that leads to a particular place
(3) (approach as in: approached her with the proposal)
to begin communication with someone about something -- often a proposal or a delicate topic
(4) (meaning too rare to warrant focus)
More rarely (and typically only in classic literature), the phrase nearest approach to as used in "her nearest approach to an apology" or "her nearest approach to a smile" typically means that "something is as close to something else as it ever gets." "As near an approach to" can have a similar meaning.