serial monogamist

an individual who dates only one person at a time (and is faithful to them at that time)

Tara is not a player but she is a serial monogamist.

Tom is never flippant with women; he claims to be only a serial monogamist.

by Vickidee April 28, 2011

serial monogamist

A man or woman who as extremely short-term relationships because they seem to like to put others in pain or because their parents messed them up in childhood

See: 35% women
99.999% men

by Butterfly December 15, 2003