0 the action of touching or making changes to something that you should not, usually when you are trying to damage it or do something illegal: --
The medications come in sealed containers to protect against tampering.
Any tampering with the system risks making it less effective.
He was concerned that the way she was investigating the case constituted obstruction of justice or tampering.
1 the illegal act of touching or making changes to something when you should not: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.