1. Number: The most common meaning of "two" is as a number. It represents the quantity of two items or units.
2. Pair: Two can also refer to a pair, which is a set of two things that are usually similar or complementary.
3. Double: "Two" can also indicate doubling, meaning something is multiplied by two.
4. Second: In some contexts, "two" might refer to the second item in a sequence or list.
5. Binary: In computer science, "two" represents the base of the binary number system, where only 0 and 1 are used.
Examples:
* Number: "There are two apples on the table."
* Pair: "He bought a pair of shoes."
* Double: "The price doubled."
* Second: "This is the second time I've seen this movie."
* Binary: "The computer uses binary code."
The specific meaning of "two" depends on how it is used in a sentence or phrase.