Terminology
Terminology 2
Terminology 3
Terminology 4
Terminology 5
100

works on the enline, dictates the ROTATION, PATIENT WHISTLE, never guess!

What is Lead

100

sets up around 28’ MARK, BIG PICTURE MENTALITY, referees where LEAD cannot, ACTIVE FEET

What is Trail

100

refers to the positions of both the Lead and the Trail. The officials are near their respective sidelines, the normal set position in two-person mechanics.

What is Balance The Floor

100

official’s movement during LIVE BALL, adjustment to the ball’s change of location

What is Rotation

100

Officials changing of positions during DEAD BALL

What is Switch

200

use of hands to communicate with table, partners, coaches, fans, etc.

What are Signals

200

status of ball when whistle blows, basket is made, or before ball is put in play

What is Dead Ball

200

status of ball once it is placed at the disposal of the player

What is Live Ball

200

having a good view between two or more players

What is Open Angle (‘A’ look)

200

not being able to see between two or more players

What is Closed Angle

300

professional manner in which officials move during a DEAD or LIVE BALL

What is Purposeful Movement

300

around the low block and in the bottom half of the lane nearest the basket.

What is the Post area

300

taking the necessary steps needed to acquire an OPEN ANGLE

What is Position Adjust

300

Placing emphasis on a call with louder voice and whistle, and slightly more demonstrative signals.

What is Selling the Call

300

An imaginary line drawn from the free-throw line out to the sidelines. A significant guideline for 2-person officiating coverage and movements.

What is Free-Throw line extended

400

a player’s unhindered right to move on the court and acquire LEGAL positions

What is Freedom of Movement

400

area on the floor where each official is first responsible for

What is Primary Coverage Area (PCA)

400

where the LANE LINE and the ENDLINE intersect

What is Close Down

400

working one step into the lane at LEAD during drives to basket from WEAK SIDE

What is Pinch the Paint

400

moving away from the LANE LINE at the LEAD to maintain OPEN ANGLES

What is Working Wide

500

determine whether the defender is legal or illegal when contact occurs (be aware of the offensive player)

What is Referee the Defense

500

when the ball is located in an official’s PRIMARY AREA of COVERAGE (PCA)

What is On Ball Coverage

500

method of resuming play due to an official's inadvertent whistle, an interrupted game, a correctable error, a double personal or simultaneous personal foul.

What is Point of Interruption

500

Refers to both officials, on opposite sides of the court, having all players between them, and having both sidelines and end lines covered.

What is Boxing-in Principle

500

allowing a play to START, DEVELOP, and FINISH before blowing whistle, keep air low!

What is Patient Whistle