SWINGER
swinger, tramp
(noun) a person who engages freely in promiscuous sex
swinger
(noun) someone who swings sports implements
Source: WordNet® 3.1
Etymology 1
Noun
swinger (plural swingers)
One who swings.
A person who practices swinging (sex with different partners).
A bet in which the bettor must correctly pick two runners to finish in any of the places in any order.
A performer of swing music or whose style is influenced by swing.
Etymology 2
Noun
swinger (plural swingers)
One who swinges.
(obsolete, slang) Anything very large, forcible, or astonishing.
Anagrams
• Wingers, wingers
Source: Wiktionary
Swing"er, n.
Definition: One who swings or whirls.
Swin"ger, n.
1. One who swinges.
2. Anything very large, forcible; or astonishing. [Obs. or Colloq.]
Herrick.
Definition: A person who engages frequently in lively and fashionable
pursuits, such as attending night clubs or discos. 4. A person who
engages freely in sexual intercourse.
Source: Webster’s Unabridged Dictionary 1913 Edition