Verb
advance stealthily or unnoticed
Source: WordNetThese things sneak up on him for no reason, these flashes of irrational happiness. It's probably a vitamin deficiency. Margaret Atwood
My movies just kind of sneak up on you. I don't have to worry too much about what everybody is going to say. Anyway, I really don't pay attention to what the world says about my movies. I just care about what my buddies think. Adam Sandler
I need to write in a small room - the smaller the better. I can't write in a big room where someone might sneak up behind my back. Douglas Preston
I guess it just doesn't look very heroic to sneak up behind somebody and shoot them in the back. I can't help thinking it would be more efficient, though. Lois McMaster Bujold
My idea in "My Sweet Lord," because it sounded like a "pop song," was to sneak up on them a bit. George Harrison
If you come on my property, I've got you from the second that you enter on. There's little lasers my TVs come on in my room and fall just right on you. So, there's no way to sneak up on me. And I've got a loud dog. Gary Allan