Philanderer

[Sarah]

One who hangs about women; a male flirt. [R.] C. Kingsley.

[Sarah]

A Manwhore who has less than no regard for women and frequently and casually uses them for his own sexual pleasure, only to rid himself of them once their duty for him is done. Although usually men, women can also be the perpetrators in this act of idiocy.

[Sarah]

One who plays at courtship; a fickle lover; a flirt (usually applies only to men).
A man who likes many women and has short sexual relationships with them
*From philander (“lover”) -er, from Ancient Greek φίλανδρος (phílandros), from φίλος (phílos, “love”) ἀνήρ (anḗr, “man”).