"to indulge in caresses and fondling endearments" [OED], by 1850s, said to be U.S. slang, of unsure source. The initial known sources are Brit, nevertheless they have a tendency to recognize your message as United states. In 1830s it appears to have experienced use in Britain in a sense of "cheat" or "overpower." Associated: Canoodled; canoodling.
fondle or pet affectionately