Fetching details from the dictionary...

to throw down; to bring down; to blow down; to fell; to knock down; to set (something) down on its side; to turn (something) on its side; to recline (e.g. a seat)
to kill; to defeat; to beat
to overthrow; to trip up; to ruin
to leave unpaid; to cheat
to do completely; to do thoroughly; to do to the fullest
強い風が吹いて庭の木が倒された。
The tree was knocked down by the strong wind.
柔道の決勝戦で相手を見事に倒した。
I knocked down my opponent in a judo match.
彼は多くの困難を倒して成功を収めた。
He overcame difficulties and succeeded.