The ability to keep doing physical activity for a long time.
Stamina
A player who replaces another player during a game.
Substitute
A horizontal piece of the goal frame.
Bar / Crossbar
To lose consciousness briefly.
Pass out
To feel as though you might fall or faint.
Feel dizzy
To relax and stop worrying.
Chill out
To move past a competitor in a race.
Overtake
The central marking across a sports pitch.
Halfway line
To damage a muscle by stretching it too much.
Strain a muscle
To make someone unconscious after a blow.
Knock someone out
Not physically fit; not in good condition.
Out of shape
A tennis serving mistake: two failed serves in a row.
Double fault
A player is shown this for a serious offence and sent off.
Red card
To injure an ankle by turning it awkwardly.
Twist your ankle
To sleep later than usual in the morning.
Have a lie-in
To move up to a higher league or division.
Get promoted
To dismiss a coach from their job.
Sack
A hard protective covering worn on a broken limb.
Cast
Clumsy; unable to control body movements smoothly.
Uncoordinated
A golf achievement: completing a hole in one stroke.
Hole in one
A competition whose result has been dishonestly arranged.
A fixed match / fight
To scrape the skin, often on a knee.
Graze your knee