n.

1. 賴債不還的人
   That deadbeat left town owing US$5,000.

   那位賴債者已離開鎮上並欠了美金五仟元。

2. 遊手好閒者
   That deadbeat never worked a day in his life.

   那位懶蟲終日遊手好閒，一輩子也沒工作一天。

3. 落泊者

a.

1. 【物】非週期的；無振盪的

adj.

1. (dead beat) informal completely exhausted.
2. (of a mechanism) without recoil.

n.

1. an idle or feckless person.
2. N. Amer. a person who tries to evade paying debts.