What is the meaning of Balancer?

One who, or that which, balances.

An acrobat.

Any of the rear wings of certain insects used for stability in flight.

scale-maker

person who weighs metals at a minting operation

pendulum

to swing (to do a reciprocating movement)

to swing (to ride on a swing)

to toss, to throw away, to discard

to denounce, to rat out on (to make a formal or public accusation against)

to balance (to make the credits and debits of (an account) correspond)

Source: wiktionary.org