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15.
Usually ejaculant (cum/spunk/semen/whipped cream) usually used to fill up a female's crack
'I had a crack that needed mending so i called up my husband, using his filler, he mended the crack sooo good'
by Joeman May 28, 2005
 
16.
(pant filler); a child that fills their pants; also used when refering to a bratty child under the age of five.
I had to babysit a total filler. It was horrible.
by charger December 12, 2007