the.com/checks
Small acts of verification carrying enormous weight, from your bank balance to your guesswork.
means The act of confirming, controlling, or stopping something — or the paper slips and ticks that prove it.
from From the Persian shah, king, via chess — to 'check' a king meant cornering it; the sense of stopping and verifying spread from the board to banks, hotels, and to-do lists.
Chess rootAll meanings trace back to threatening a king.
British checksSpelled cheque for money, check for everything else.
CheckmateFrom shah mat, the king is helpless.