: a man who has sexual relations with many women;
: a man who is unfaithful to his wife or partner
- … on a realistic level King is an incorrigible philanderer who deserts his gentle wife …
- —Louise Westling
- [Florenz] Ziegfeld's private life was messy. He was an outrageous philanderer who at one point kept a mistress in the same hotel he lived in with Anna Held.
- —Alicia Metcalf Miller
- Until then, public officials who were philanderers or alcoholics … pretty much operated with immunity from disclosure so long as their professional performance was unaffected.
- —Tom Goldstein