1.
a person who is employed to collect payments (as for rent or taxes)
2.
a voltaic battery that stores electric charge
3.
(computer science) a register that has a built-in adder that adds an input number to the contents of the register
One of the reasons marijuana is illegal today because cotton growers in the 30s lobbied against hemp farmers -- they saw it as competition. It is not chemically addictive as is nicotine, alcohol, or caffeine.