General
knee-buckler
What does knee-buckler mean?
A very heavy squat that pushes you to the limit, where the knees start to buckle under the load.
"That final squat was a real knee-buckler."
Origin
Descriptive gym slang for a maximal squat.
Frequently asked questions
What is a knee-buckler?
A knee-buckler is a squat so heavy that your knees start to cave inward under the strain — gym slang for a near-maximal grind.
Is knees buckling under a squat dangerous?
Knees caving in (valgus) under heavy load can raise injury risk, so a genuine knee-buckler is usually a sign the weight is at or past your limit.
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