definition of
sun

[1] #1 sun n. [Sun] the star that is the source of light and heat for the planets in the solar system; "the sun contains 99.85% of the mass in the solar system"; "the Earth revolves around the Sun". wn

[2] #2 sun n. [Sun] the star that is the source of light and heat for the planets in the solar system; "the sun contains 99.85% of the mass in the solar system"; "the Earth revolves around the Sun". wn

[3] #3 sun n. [sunlight, sunshine] the rays of the sun; "the shingles were weathered by the sun and wind". wn

[4] #4 sun v. [sunbathe] expose one's body to the sun. wn

[5] #5 sun n. a person considered as a source of warmth or energy or glory etc. wn