on one's Jack Jones
On one's own; aloneOn one's own; alone.
Meaning
1 senses(Cockney, slang)On one's own; alone.
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.