Serial Monogamist

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A person who has many sexual partners in his or her lifetime, but only one at a time. Some serial monogamists are incapable of long-term commitment for a long period of time
References in periodicals archive ?
Portrait of a Serial Monogamist is set in Toronto against a bustling and thriving art scene where LGBTQ friendlies can be found around any corner.
I was a serial monogamist, but now the cord has been cut and I'm like a helium balloon.
RHOD GILBERT Love life: Describes himself as a serial monogamist, though how many of the girlfriends he describes in his act are real remains unclear.
I've been known to be somewhat of a serial monogamist, so I very much married my own self for a full year, and promised myself not to commit to anything.
The serial monogamist falls for her, and ends up giving her some important career advice at the same time.
Four months after she and love-rat ex Danny Cipriani split-up, the serial monogamist is back sniffing around a new man.
Anyway having been a serial monogamist since my late teens I could do with a bit of practice in being self-sufficient.
The promiscuous, which I was not; the total monogamist, which I was not; and the serial monogamist, who has very deep but intense relationships while you are in them.
I'm a serial monogamist and the longest time I've had between relationships since I was 13 years old has been six months.
Another serial monogamist, the singer Cher, said: 'The trouble with some women is that they get all excited about nothing - and then they marry him.