Definition of multiply

• v. t. - To increase in number; to make more numerous; to add quantity to.
• v. t. - To add (any given number or quantity) to itself a certain number of times; to find the product of by multiplication; thus 7 multiplied by 8 produces the number 56; to multiply two numbers. See the Note under Multiplication.
• v. t. - To increase (the amount of gold or silver) by the arts of alchemy.
• v. i. - To become greater in number; to become numerous.
• v. i. - To increase in extent and influence; to spread.
• v. i. - To increase amount of gold or silver by the arts of alchemy.