swim the Thames

• cross the Thames

Variant of swim the Tiber, by substitution of London's river Thames for Rome's river Tiber.

swim the Thames (third-person singular simple present swims the Thames, present participle swimming the Thames, simple past swam the Thames, past participle swum the Thames)

1. (intransitive) To convert to Anglicanism.

• swim the Bosphorus (“convert to Orthodoxy”)
• swim the Forth (“convert to Presbyterianism”)
• swim the Rhine (“convert to Lutheranism”)
• swim the Tiber (“convert to Roman Catholicism”)