In internet slang, "4" can replace the word "for" (as "four" and "for" are pronounced similarly). For example, messaging "4 u" instead of "for you" when talking to someone.

Four is the second square number (a "square number" is an integer that can be written as the square of some other integer) and the second centered triangular number.

7 senses: 1. the cardinal number that is the sum of three and one 2. a numeral, 4, IV, etc, representing this number 3..... Click for more definitions.

The meaning of FOUR is a number that is one more than three. How to use four in a sentence.

Discover the fascinating world of the number 4! Explore its meanings, facts, religious significance, angel number interpretations, and its role in arts and literature.

Feb 5, 2026 · Explore the hidden properties of 4, an even semiprime number composed of a single prime number multiplied by itself. Includes Prime Factorization, Divisors, Bases and Fun Facts for …

Oct 19, 2023 · Explore fascinating facts about the number 4. Discover its significance in various cultures, including its symbolism and representations in numerology, astrology, and mythology.

Mar 12, 2026 · A West Arabic numeral, ultimately from Indic numerals (compare Devanagari ४ (4)), a cursive form of four lines (to represent the number four) arranged in the shape of a cross (resembling …

4 Definitions of 4 noun the cardinal number that is the sum of three and one synonyms: IV, Little Joe, four, foursome, quadruplet, quartet, quatern, quaternary, quaternion, quaternity, tetrad

See the number 4 with objects that sometimes come to life for a fun surprise! This early math video works great as a "Number of the Day" lesson or as an exciting early math activity for preschool...