1) Ballpoint forerunner 2) Calligraphy aid 3) Calligraphy tool 4) Gushing writer 5) Implement with ink 6) Parker product 7) Prison for soda jerks 8) Writer with a nib 9) Writer with a well 10) Writing implement 
A fountain pen is a nib pen that, unlike its predecessor the dip pen, contains an internal reservoir of water-based liquid ink. The pen draws ink from the reservoir through a feed to the nib and deposits it on paper via a combination of gravity and capillary action. Filling the reservoir with ink may be achieved manually (via the use of a Pasteur ...
(from the article `pen`) The inconvenience of having to continually dip a pen to replenish its ink supply stimulated the development of the fountain pen, a type of pen in ...
A fountain-pen is a refillable pen which carries its own supply of ink which runs to the writing point as required from a reservoir in the holder.
[n] - a pen that is supplied with ink from a reservoir in its barrel
noun a pen that is supplied with ink from a reservoir in its barrel
a pen with a refillable reservoir that provides a continuous supply of usually fluid ink to its point.