Definition of upon/on someone's returnsomewhat formal
- Upon/on his return, he found a note taped to the door.
- She became sick on her return from America.
: on the surface : on it
: thereafter, thereon
: some person : somebody
: to go back or come back again
: to go back in thought, practice, or condition : revert
: to pass back to an earlier possessor
: the act of coming back to or from a place or condition
: a regular or frequent returning : recurrence
: the delivery of a legal order (such as a writ) to the proper officer or court
: having or formed by a change of direction
: doubled on itself
: played, delivered, or given in return
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