a telephone call soliciting a donation or selling a product or service by a caller making many such calls to a list of prospects.
[ by analogy with JUNK MAIL ]
a telephone call soliciting a donation or selling a product or service by a caller making many such calls to a list of prospects.
[ by analogy with JUNK MAIL ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012