The lawn mower is pretty good at that...
I'm sure you could figure out how to shoot corncobs out of one of these...
Lawnmower won't return them in a high ballistic arc to bombard them with the results of their inconsiderate action.
That is *an* Oxford English dictionary, but it's not *the* Oxford English Dictionary that I'm sure you were going to say was authoritative. You have to pay for access to the real one.
A preemptive "Welcome!" (as you know, we Americans are fans of preemptive strikes.