Also commonly called:
Fullback
Right Back / Left Back
OB
RB / LB
The outside back plays on either side of the defense and has one of the most demanding jobs on the field. They must defend wide spaces, help protect the middle, and support the attack when it’s safe to do so.
At the rec level, outside backs do not need to run nonstop or overlap constantly. What matters most is that they understand where danger is, when to defend first, and how to make smart decisions with the ball, especially near their own goal.
Depending on the formation, there may or may not be a true center back behind or between them. In some rec formations, the outside backs are the only defenders on the field.
Because of this, outside backs must always be aware of:
what space they are responsible for
where the other defender is
and who is protecting the middle
A good outside back understands that defending is a shared responsibility, and adjusts based on the situation.
Outside backs play on the left and right sides of the defensive line, usually closest to the sideline.
They should generally:
stay goal-side of attackers
protect wide channels near the sideline
stay connected to the other defender(s)
Whether there is one defender next to them or a full back line, outside backs must always be aware of the space between defenders — especially the space in front of goal.
One of the most common rec-level mistakes is drifting too far wide or too far up the field and leaving the middle exposed.
A helpful way to frame this: “Wide if you need to be — but never forget the middle.”
Outside backs are usually the first defender dealing with:
wingers
wide midfielders
attackers receiving the ball near the sideline
Their priority is to:
stay between the attacker and the goal
slow the attacker down
prevent easy crosses into the middle
They do not need to win the ball immediately. Forcing the attacker wide and delaying the play is often a success.
Whether there is a center back or not, the space between defenders is critical.
Outside backs must:
stay connected to the nearest defender
avoid leaving large gaps
recognize when they need to tuck in and help protect the middle
If there is no center back, this responsibility becomes even more important. One of the two defenders must always be mindful of the central space in front of goal.
A simple coaching phrase: “Someone always protects the middle.”
Outside backs need patience — but also confidence to be decisive.
Good moments to step include:
a heavy touch by the attacker
a sideways or backward pass
an attacker receiving the ball facing away from goal
When stepping in, the goal is to:
win the ball cleanly, or
poke or disrupt it and recover
Diving in unnecessarily often leads to getting beaten.
Outside backs are often involved in:
deflections
rebounds
partially cleared balls
loose balls near the sideline
After any challenge:
the job is not finished
the outside back must immediately find the ball again
and either secure possession or remove danger
Many youth goals happen because defenders assume the danger is over after the first touch.
(especially near your own goal)
This is one of the most important responsibilities for outside backs.
Because they win the ball close to their own goal, poor decisions can immediately lead to scoring chances for the other team.
The first question should always be: Do we have time and space — or is there pressure?
If there is heavy pressure: Clear the ball. Clear it wide and up the field to remove danger. Clearing is not a mistake — it is often the smartest play.
If there is time and space: Look to keep possession with a simple, safe pass. Good options often include:
a pass down the line
a pass to the other defender
a pass into a checking midfielder
Avoid risky passes into the middle near your own goal. Reliability matters more than creativity here.
A simple phrase that works well: “Win it first. Then make it safe.”
When the ball is near your goal but on the opposite side of the field, the outside back on the far side should not stay wide and disconnected.
Instead, they should slide inward toward the middle, staying goal-side and ready to protect the most dangerous space in front of the goal.
In these moments, the outside back’s job is to:
stay connected to the other defender(s)
help protect the central space in front of goal
be ready to step in if the ball is played across the box
This adjustment is often called tucking in. It doesn’t mean abandoning your side completely — it means recognizing where the real danger is.
A simple way to explain this to players: “If the ball is far from you but close to our goal, the danger is the middle — not the sideline.”
If the ball is crossed or switched quickly, the outside back can then recover outward. But when the ball is near goal on the opposite side, protecting the middle comes first.
This becomes even more important in formations without a center back. In those moments, the far-side outside back may be the last protector of the middle.
Outside backs can support the attack — but only when:
the ball is secure
the team is organized
someone is covering behind them
Supporting the attack does not always mean overlapping. It can also mean:
stepping into space to offer a passing option
holding a slightly higher position to keep possession moving
Defensive responsibility always comes first.
Outside backs rely most on:
Positioning: staying connected and aware
Defensive stance: balanced and patient
1v1 defending: slowing attackers down
Clearing: removing danger under pressure
Simple passing: keeping possession when it’s safe
They don’t need every skill — they need consistency and good decisions.
When teaching outside backs in rec soccer, focus on:
defending wide spaces
protecting the middle when needed
staying connected to the other defender(s)
making smart decisions after winning the ball
If an outside back understands those ideas, they are doing their job — regardless of the formation.