A boy that looks and acts feminine/ girly.
A: Kim Heechul is a flower boy!!

B: OMG yeah! He totally is one!!
by fg4564jhd August 26, 2009
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A flower boy is a boy who both looks and acts like a girl. They tend to have feminine habits, such as wearing makeup, and will also be much prettier than any girl you will ever see.
Girl 1: Have you ever seen Ren from Nu'est?
Girl 2: He is such a flower boy.
Girl 1: I know right! Why can't I be as pretty as he is?
by Galaxy Kris June 24, 2014
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UK Definition: Someone who is soft and is a romantic, the person then portrays this to the opposite sex
Fam, man was talking to Jessica the other day, big man ting Reece is a flower boy standard.
by r. creator December 04, 2012
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Someone who likes the flower aesthetic, and for example wears flower-crowns takes pictures with flowers and so on.

Not gender related and is in fact often used by any gender
"This picture has the flower boi aesthetic/style"
" I'm such a Flower boi 🌺"
"Your flower-crown is very Flower boi!"
by Small frog June 19, 2018
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A guy who attracts the "bees"(girls) .
Damn,dude's making them all em chicks crazy for him

Yh.
Hes a flower boy
by Sucasa April 25, 2018
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someone who is secretly interested in men but tries to cover up by using girls and breaking their hearts for no apparent reason.
For example David D'Angelo is a flower boy who is secretly in love with Timmy V.
by Innor Doogna October 09, 2010
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