Definition
A vertical control stick mounted in the cockpit that the pilot moves to operate the ailerons and elevator. Moving the stick forward or aft pitches the aircraft nose down or up; moving it left or right rolls the aircraft in that direction.
Plain English
The upright handle the pilot holds to control the airplane. Push it forward to lower the nose, pull it back to raise the nose, and tilt it sideways to bank the wings.
Context Anchor
Seen in aircraft that use a center stick or side-stick instead of a control yoke, and in discussions of flight controls.
Derivation
An old aviation term whose exact origin is debated, but the word combines 'joy' with 'stick' and dates to the earliest days of powered flight. The 'stick' is literal — a vertical lever — and the name has carried over into video game controllers built to mimic it.
Why Pilots Care
The joystick is the pilot's primary link to the flight controls. Smooth, coordinated stick inputs produce smooth flight; abrupt or oversized inputs can cause overcontrolling, especially at low speed or in turbulence.
Intuition Check
Do not think of a joystick as only a video-game controller. In aviation, a joystick is an actual flight control used to change the aircraft’s nose position and bank.
Example Sentence 1
He eased the joystick back to raise the nose and establish a gentle climb.
Example Sentence 2
During the lesson the instructor had the student hold the joystick lightly while practicing gentle turns.