The Mysterious Case of Offsides
- Robert Nelson
- Oct 5
- 3 min read
Introducing referees as part of the game, not the opposition. Welcome to The Whistle Files, where we open up the ref's playbook and break down the how's and why's behind those game-time calls. No rulebook jargon, no lectures - just clear, parent-friendly insights to help you enjoy the game (and support the kids and refs) even more. Whether you've shouted "What was that?!" or just scratched your head during a call, you're in the right place.

Ah yes, offsides. The call that turns otherwise calm soccer parents into amateur Supreme Court justices. “Ref, she was onside by a mile!” or “But he wasn’t even near the ball!” If I had a dollar for every offsides debate I’ve heard, I could retire and buy season tickets to every World Cup.
Let’s break it down simply (with a smile).
What Is Offsides?
Think of it like this: a striker can’t camp out by the goal waiting for a pass like a kid saving a spot in line at Chick-fil-A. When the ball is played to them, they must have at least two opponents (usually the goalie + one defender) between them and the goal. If not, ding ding ding — offsides.
It’s not where they catch the ball, it’s where they were standing when their teammate kicked it. Yes, timing matters. If you’ve ever shouted “But they ran past the defender after!”—congratulations, you’ve just described 95% of sideline confusion.

No Offsides in Your Own Half
Here’s the one parents rarely know: you can’t be offsides if you’re standing in your own half when the ball is played. That’s right — if little Susie is hanging out near midfield on her team’s side when the ball is kicked forward, she can blast down the field faster than a Starbucks line on Monday morning. The defenders can’t trap her offsides until she crosses over.
A Quick Analogy
Imagine you’re playing hide and seek. You can’t just sit inside the fridge waiting until someone yells, “Ready or not!” The game only works if everyone starts from a fair spot. Offsides keeps the game from being fridge-camping soccer.
The 7v7 Build-Out Line Twist
In small-sided 7v7 games (think U9/U10), there’s this magical blue (sometimes yellow, sometimes invisible-to-parents) line across the field called the build-out line.
For goal kicks or when the keeper has the ball, opponents have to retreat behind it.
In 7v7, offsides is judged starting at the opponent's build-out line, not midfield. Translation: defenders can’t set an offsides trap at halfway. Instead, that imaginary line closer to the goal is the “do not cherry-pick beyond here” marker.
So if you’re on the sidelines thinking, “She was past midfield, ref!” — take another sip of coffee. The ref’s looking at the build-out line, not the halfway stripe.

Common Parent Misconceptions (aka Sideline Greatest Hits)
“But they weren’t touching the ball!” True, but being near the ball and interfering with play is enough.
“But the goalie was there!” Remember, it’s two defenders, not just the keeper. Sometimes the goalie is the first defender, not the second.
“But my kid was ten yards behind everyone when she started running!” Yep. If she was onside at the moment of the pass, she can sprint past defenders like a gazelle at the zoo. Perfectly legal.
Why Does It Exist?
Offsides is basically soccer’s way of saying: “Play fair, don’t cherry-pick.” Without it, the game would look like a never-ending hail Mary, with strikers loitering by the goal like kids waiting for free pizza.
Sideline-Friendly One-Liners (a.k.a. Referee-Approved Yelling)
Instead of arguing with the poor whistle-blower in the middle, here are some parent-tested, referee-smiled-upon things you can shout:
“Oooo, that was close — nice try!” You recognized the timing but didn’t pick a fight with geometry.
“Great idea — keep making those runs!” Players learn it’s about timing, not camping out with the keeper.
“The line’s your friend, watch the line!” Helpful and you sound like a tactical genius.
“Hey, at least they’re not afraid to push forward!” Confidence booster, even if the flag’s up.
“We’ll save the arguments for Thanksgiving dinner!” Comic relief never hurt anyone.
Bonus for 7v7 parents: “Remember — it’s the build-out line, not midfield!” You’ll impress the other sideline parents who still think it’s halfway.

Final Whistle
So next time the ref blows for offsides and you’re tempted to yell, “But ref, she was totally fine!”— you’ve got two choices:
Yell at the ref and risk looking like you just discovered geometry isn’t your thing.
Use one of the gems above and keep the game fun, fair, and way less confusing.
Just know this: the offsides rule isn’t there to ruin the game. It’s there to keep it beautiful. And hey, if you still don’t get it, don’t worry—half the time, neither do the players.
Interested in getting your Ref Certification or staffing FIERCE matches? Submit your interest today: FIERCE Referee Interest Form.
