Define I'll Buy That For A Dollar Meaning

I'll Buy That For A Dollar
Slang phrase for "I'll accept that gladly" from the movie Robocop.

Derived from a slang phrase in a famous scince fiction story "The Marching Morons" by C.M.Kornbluth, in which a popular catchphrase for asking 'would you believe it?' was "Would you buy it for a quarter?". In the intervening years, inflation has been occurring.

a:" Think my car needs cleaning?"
b:" I'll buy that for a dollar!"
By Tatiana