tumble on

Related to tumble on: tumble dry

tumble on (something)

1. Literally, to trip on something with one's foot. I wasn't watching where I was going and tumbled on the root of a tree. The child tumbled on the steps of the house.
2. To find, discover, or happen upon something casually or by chance. I tumbled on this fantastic little café the other day. Let me know if you tumble on my keys—I haven't been able to find them.
See also: on, tumble
Farlex Dictionary of Idioms.

tumble on

or tumble upon
v.
To come upon something accidentally; happen on something: We tumbled on a nice restaurant while walking downtown.
See also: on, tumble
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • tumble on (something)
  • tumble upon (something)
  • tumbling
  • tumble across (something)
  • tumble from
  • tumble from (something)
  • tumble into
  • tumble into (someone or something)
  • tumble into bed
  • be scratching your head