dine and dash
"Excuse me manager Bob, I just had a dine and dash on table 16. I walked away for a second to refill their drink and when I came back they were gone."
“鲍勃经理对不起，我负责的16号桌吃了霸王餐。我离开了片刻去续杯，回来后他们就没影儿了。”

dine and ditch
We were driving home and we were talking about him and his girlfriend's little brother dining and ditching a couple of weeks ago so we figured we would try it out.
我们开车回家，谈到他和女友弟弟几周前吃饭逃单的行为，觉得也想试一下。

chew and screw
I just had a steak dinner at the Four Seasons.
我刚在四季饭店吃了牛排饭。
Expensive？
贵吗？
Nah, I chewed and screwed.
哪有，我吃完就溜了。

eat and run
I don't invite John to dinner anymore because he always has some excuse to eat and run.
我不再请约翰吃饭了，因为他总是找借口吃完就走。

do a runner
The teenagers did a runner as soon as the cab stopped, leaving the driver to foot the bill.
出租车一停车，几个年轻人马上就跑了，司机只好自己买单。

beat the check
“买单”的英文就是“check” ; beat the check就是“逃单”了。