Fred Thomas, 62, from Cushing, Maine, U.S., was sentenced to five days in jail by Justice Jeffrey Hjelm after pleading guilty to the assault.
A man struck his estranged wife with his penis when she refused him sex.
The 62-year-old offered her £15 for intercourse and, when she refused, he took out his penis and struck her with it, according to the prosecution.
Fred Thomas, from Cushing, Maine, U.S., will spend five days in jail after pleading guilty to the assault.
He will also be on probation for a year for domestic violence assault and indecent conduct.
A third charge of unlawful sexual contact was dismissed.
The incident in July in the town of Warren happened when his wife of 39 years, who was estranged from him, stayed at his home. [link to www.dailymail.co.uk