abbreviated piece of nothing：不起眼的人（或物）；小人物；小玩意儿

e.g. Tell that abbreviated piece of nothing to get his tail over here，but fast.

去叫那个家伙夹着尾巴到这里来，不过要快！

e.g. Why don't you drive your abbreviated piece of nothing over to the service station and have a muffler put on？

你为啥不把你那玩意开到加油站去安上个消音器呢？