verb
To push or throw over.
The massed crowds toppled the statue of the former dictator.
To overturn.
To overthrow something.
to topple one's rival
Barla Von: Most people think I deal in finances, but my real currency is knowledge. I trade information and it has made me very wealthy. Barla Von: But the Shadow Broker is the true master. Every day, he buys and sells secrets that could topple governments, always giving them to the highest bidder.
To totter and fall, or to lean as if about to do so.
The pile of pennies began to topple.
[…] yonder cloud That rises upward always higher, And onward drags a labouring breast, And topples round the dreary west, A looming bastion fringed with fire.
noun
A fall (an instance of falling over).
A cascade of dominoes falling, such that each fall causes the next domino to topple.