Tennis Glossary

A-Z guide to tennis statistics and coaching terminology

Metrics Concepts
5 terms
All Tactical Concepts Technical Concepts Movement Concepts Rally Concepts Serve Concepts Return Concepts Mental Concepts Development Concepts Analytics Concepts Coaching Concepts Matchplay Concepts
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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Ace Serve Concepts ★ ★ ★ ★ ★
🖼️ What
A serve that lands in and is not touched by the receiver, winning the point immediately.
📡 The Signal
Pure serving dominance in a single shot. But aces alone don't make a great server — consistency and patterns matter more.
🎯 Why It Matters
Free points with zero rally effort. Psychologically demoralising for the returner.
⭐ Impact
3/5 — Meaningful factor
📝 Example
A player hits 8 aces in a match but still loses — the other serve stats tell you why.
📏 How to recognise it
Count of aces per match or per service game. Also expressed as ace % (aces ÷ total service points).
🚧 Common Mistake
Chasing aces at the cost of first-serve percentage. An ace rate of 10% means nothing if your 1st serve % is 40%.
🔁 Related Terms
1st-serve-pct serve-speed first-strike

D

Double Fault Serve Concepts ★ ★ ★ ★ ★
🖼️ What
When both first and second serves miss the service box, giving the point to the opponent.
📡 The Signal
A pressure leak. Double faults at key moments (30-40, deuce) reveal mental fragility or technical weakness under stress.
🎯 Why It Matters
One of the few ways to lose a point without your opponent hitting the ball. Completely preventable with good technique.
⭐ Impact
4/5 — Key factor
📏 How to recognise it
Count or rate per service game. Track when they happen (score context matters enormously).
🚧 Common Mistake
Treating all double faults as equal — context matters. A DF at 40-0 is almost irrelevant; at 30-40 it's devastating.
🔁 Related Terms
double-fault-pct 2nd-serve-pct bp-saved-pct

F

First Strike Serve Concepts ★ ★ ★ ★ ★
🖼️ What
The ability to win a point within the first 0-4 shots of a rally.
📡 The Signal
How well the serve sets up immediate offensive opportunities. A high first-strike rate means the serve is genuinely threatening.
🎯 Why It Matters
Winning points quickly on serve conserves energy and prevents the returner from establishing rhythm.
⭐ Impact
4/5 — Key factor
📏 How to recognise it
Win percentage on points ending within 0-4 shots when serving.
🚧 Common Mistake
Thinking first strike is only about aces — it includes serve+1 patterns and short rally dominance.
🔁 Related Terms
short-rally 1st-serve-won-pct serve-and-volley

S

Serve and Volley Serve Concepts ★ ★ ★ ★ ★
🖼️ What
A tactic where the server rushes the net immediately after serving to finish with a volley.
📡 The Signal
Tactical variety and net confidence. Even occasional S&V keeps the returner guessing and changes court geometry.
🎯 Why It Matters
Forces the returner to hit passing shots under time pressure. Effective as a surprise weapon even for baseline players.
⭐ Impact
2/5 — Contributing factor
📏 How to recognise it
Frequency of serve-and-volley approaches and win rate when employed.
🚧 Common Mistake
Only using S&V on fast surfaces — it can work on any surface as a surprise tactic.
🔁 Related Terms
first-strike ace chip-and-charge
Serve Speed Serve Concepts ★ ★ ★ ★ ★
🖼️ What
The velocity of the ball off the racket during a serve, typically measured in km/h or mph.
📡 The Signal
Raw power is just one dimension. Placement, spin, and variation matter more for winning service points.
🎯 Why It Matters
Speed reduces the returner's reaction time, but only if accuracy is maintained.
⭐ Impact
2/5 — Contributing factor
📏 How to recognise it
Radar gun measurement (km/h or mph) at the point of contact or at the net.
🚧 Common Mistake
Prioritising speed over placement and spin — a 160 km/h serve down the middle is easier to return than a 130 km/h serve wide to the ad court.
🔁 Related Terms
ace 1st-serve-pct first-strike

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