Definition of tampions:
(n) :
A wooden plug, or a metal or canvas cover, for the muzzle of a gun, cannon, or other piece of ordnance when not in use; a stopper; a bung.
(n) :
(music) A plug for the upper end of an organ pipe.
(n) :
Obsolete form of tampon (“plug of absorbent material inserted into a body cavity or wound to absorb fluid”). [A plug of cotton or other absorbent material inserted into a body cavity or wound to absorb fluid, especially one inserted in the vagina during menstruation.]