to find or meet someone or something, esp. unexpectedly.
We came upon a farmer setting a fire to clear off dead grass from the pasture.
(redirected from come upon someone)
come upon (someone or something)
To discover or encounter someone or something unexpectedly or by chance. We came upon a charming little restaurant as we cycled through the countryside.The two boys came upon a man claiming to have magical beans for sale.
come upon
v.
To discover or meet someone or something by accident: While walking down the road, I came upon a strange old house.