An animal that is 50% gerbil and 50% hamster, ie, the child of 1 purebred gerbil and 1 purebred hamster.
Pet Store Customer: That's a nice looking Germster you have there.
Pet Store Employee: No, this is a Gerbster; she's only one-half hamster. A Germster has a Gerbster father and a Hamster mother.
Pet Store Employee: No, this is a Gerbster; she's only one-half hamster. A Germster has a Gerbster father and a Hamster mother.
by Gene Splicer May 25, 2006

-Did you see the Gerbster play last night? Amazing.
-The gerbster really helped the sabres beat the flyers in the playoff's! he's a god!
-The gerbster really helped the sabres beat the flyers in the playoff's! he's a god!
by sabresfan123 May 11, 2011

Super-intelligent gerbil/hamster halfbreeds that will one day enslave the human race and eat our babies. They are conveniently hidden within the bodies of sailors. They like buttsecks.
by Chip Whitley August 13, 2004

by Swagg_messia_yt August 26, 2023
