22
when you go down on a girl during her period
girl a 's'pose nothing happened last night cos it's that time of month'

girl b ' actually he gave me a rainbow kiss'

girl a 'never had a guy game enough to do that to me b4'
by lantern January 22, 2007
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23
Eating out a girl on her period n gettin blood in ur mouth.
support exeter city fc
by alex the greek March 26, 2003
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24
when girls all put on different color lipsticks such as red orange yellow green blue and purple rainbow colors and take turns giving a guy head so it looks like a rainbow on his dick
Billy almost got a rainbow kiss last night from that group of girls.
by anonoymous May 14, 2004
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25
an extention of red socks
once red socks has been achieved the couple kiss and exchange the expelled blood
girl: shall we rainbow kiss now

Guy: (muffled) mmm hmm
by james J.D.R. April 08, 2011
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26
To have a Girl stand over your mouth while she is on her period and to bleed thru her pussy into your mouth!
I Gave Avatar_pk3r1 a Rainbow kiss and he Loved it!
by Mitchell Lockwood December 29, 2007
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27
A rainbow kiss is when you have multiple girls or a single girl give you a kiss with different color lipstick on.
You need to have lots of colors to have a rainbow kiss.
by Iranoutofideas May 18, 2015
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28
wen you lick and suck a girl's pussy and you get all her blood in your mouth and the girl sucks your cum
i licked a girls pussy and the blood dripped down me while she bent down to suck my dick and drink my cum
by blink 182 fan May 06, 2003
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