"come in last" is correct and usable in written English.
You can use it when referring to a competition of some kind. For example: "The runner came in last in the race."
"I'm representing women, and I can't come in last or in the last few because that would just be embarrassing".
Debbie Seidner, an original member and an alternate on today's squad, recalled that at the Eastern Sectionals in Buffalo in 2001, "We just didn't want to come in last".
The Hong Kong Jockey Club (+2508 1234, hongkongjockeyclub.com) is a non-profit-making organisation, so even if all your horses come in last, you can console yourself that your wasted cash is all for charity.
Ron Paul will come in last.
I saw the papers come in last night on Sky News.
"I didn't come very close," she said, "but I didn't come in last".
I don't know about you, but if there was a competition for most-used appliance in my kitchen, my waffle iron would easily come in last place.
Therapy staff volunteered to come in last weekend to help out although pressures seem to have settled down in the last couple of days.
The cut will come in from October 2015.
"Julian should have come in last week but I'm pleased that he's finally joined the squad".
