lob /ˈlɑb/
  (vt.)打高而慢的球(vi.)蹣跚地走笨人,高球
  Lob n.
  1. A dull, heavy person. “ Country lobs.”
  2. Something thick and heavy.
  Lob, v. t. [imp. & p. p. Lobbed p. pr. & vb. n. Lobbing.]
  2. To let fall heavily or lazily.
  And their poor jades
  Lob down their heads.   --Shak.
  To lob a ball Lawn Tennis, to strike a ball so as to send it up into the air.
  Lob, v. t. Mining See Cob, v. t.
  Lob n. The act of lobbing; specif., an (often gentle) stroke which sends a ball up into the air, as in tennis to avoid a player at the net.
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  Lob, n.  Zool. The European pollock.
  lob
       n 1: an easy return of a tennis ball in a high arc
       2: the act of propelling something (as a ball or shell etc.) in
          a high arc
       v : propel in a high arc; "lob the tennis ball"
       [also: lobbing, lobbed]