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Somebody who soaks the fun out of everything.
Damn, Jeff is such a fun sponge. Hw won't even let me fuck his sister.

At first I thought you were cool but you ended up being a fun sponge.
by Sedia Bonsu November 17, 2007
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15
Someone who won't do something because they are afraid of what others may think about them!
Fun Sponge = girl at party who will not ride mechanical bull cause she has a dress on...who is offered shorts and who conveniently forgets to tell you she has pants in the car...
by Fizzlefest host August 20, 2012
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16
Those lame people who don't go out and soak up all the fun and energy.
Oh my god, ellie holden is such a fun sponge. She literally sucks the life from her more fun friends!
by Fruitykid November 03, 2011
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17
A Fun Sponge is when a person or yourself sucks all the fun out of a certain situation.
by Scoodle948 August 05, 2011
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18
a person who is not cool and does not like to have fun
Nick is not a fun sponge even tho people think he is a duche, he is the coolest person around.
by Not Nick October 03, 2006
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19
A fun sucker, downer, negitive nacy party pooper or a downright joy killington.
Person 1: Man, lets go on a killer adventure!
Person 2: (AKA Fun sponge) Naw, im kinda tired. Plus adventures are for losers.
by Simple Jack and a sack March 24, 2009
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20
Someone who soaks up all of the fun.
Matthew - that Logan is a real fun sponge isn't he?

Yannick - yeah a real egg.
by jonathon marathot October 25, 2019
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