Meaning : Get rid of (someone who may be a threat) by killing.
Example :
The mafia liquidated the informer.
The double agent was neutralized.
Synonyms : do in, knock off, neutralise, neutralize, waste
Meaning : Eliminate by paying off (debts).
Synonyms : pay off
Meaning : Convert into cash.
Example :
I had to liquidate my holdings to pay off my ex-husband.
Meaning : Settle the affairs of by determining the debts and applying the assets to pay them off.
Example :
Liquidate a company.