1. a mathematical unit used in counting or measuring
2. a quantity or amount
3. a telephone number or address

1. to give a number to something
2. to amount to a particular total

Examples

• The number seven is considered lucky by many people.
• A large number of students attended the assembly.
• Please give me your phone number so I can call you.
• The latest number of the magazine features an interview with the president.
• The band played their hit number to close the show.
• Number the pages from one to fifty.
• The crowd numbered in the thousands.
• His supporters number among the most dedicated voters.