sun

♦♦ sun /s'ʌn/ (suns)
1 [N-SING] usu the N
The sun is the ball of fire in the sky that the Earth goes round, and that gives us heat and light.
The sun was now high in the southern sky...
The sun came out, briefly.
...the sun's rays...
The sun was shining.
2 [N-UNCOUNT] usu the N
You refer to the light and heat that reach us from the sun as the sun.
Dena took them into the courtyard to sit in the sun...
3 [N-COUNT]
A sun is any star which has planets going around it.
4 [PHRASE] PHR after v
Everything under the sun means a very great number of things. Anything under the sun means anything at all.
We sat there for hours talking about everything under the sun...
5
a place in the sun: see placesun hat (sun hats)
also sunhat
[N-COUNT]
A sun hat is a wide-brimmed hat that protects your head from the sun.sun lamp (sun lamps)
also sunlamp
[N-COUNT]
A sun lamp is a lamp that produces ultraviolet light. People use sun lamps to make their skin browner.