on (also upon) the road: travelling, journeying; upon or during a journey or tour; spec. (a) (of a salesperson, company representative, or the…

Originally slang. on the pad and variants: on the road, tramping, journeying (sometimes with suggestion of begging or robbery). Now chiefly Irish En…

on (the) tramp, on one's way from place to place on foot, esp. in search of employment, or wandering as a vagrant.

on the wallaby track, hence shortened on the wallaby: on tramp; wandering about on foot, whether in search of work or aimlessly as a vagrant.

In phrases to go a shaughraun: to go wrong; on (also in) a (or the) shaughraun: in a vagrant or drifting state.

Australian and New Zealand. The bundle of personal belongings carried by a traveller in the bush, a tramp, or a miner. Frequently in colloquial…