به سراغ کسی آمدن، بر کسی عارض شدن
To be imminent or just beginning to have an effect on someone or something
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در آستانه ی . . . بودن
To find or meet someone or something, esp. unexpectedly
To loom or appear to someone suddenly in a threatening way or manner
Ex:
Mr Spock you said you had a theory on why your sensors didnt pick up any ships until they were upon us.
Star Trek TOS
To be looming or have recently begun
مثال:
Let's meet soon—once the back - to - school rush is upon us, we won't have any free time
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