noun / verb
crimp
KRIMP/krɪmp/
A tight fold or compression that constricts something.
The baker crimps the pie's edge, pinching the dough into tight ridges.

Etymology
The verb probably comes from Middle Dutch or Low German words for shrinking or crimping. Drawing material together produces the wrinkles, waves, or folds named by the modern sense.
In context
I'm gonna crimp the edges a little, dust my tray really well just so they don't stick but that's basically what I'm gonna cook for one person. - So now that I've sealed them to perfection
More examples
- She crimps the pie's edges with a fork.
- He crimped the metal connector tightly around the wire.
- The repair bill puts a crimp in our vacation plans.
Forms
crimp · crimps · crimped · crimping
crimper noun — A tool for pressing folds or squeezing connectors.