1. 
[syn: dried-up, sere, sear, shriveled, shrivelled, withered]
2.  depleted of water; 
- Example: "a dried-up water hole"
The Collaborative International Dictionary of English v.0.48:
dried-up \dried-up\ adj.
   wrinkled or cracked from drying.
   Syn: sere, sear, shriveled, withered.
        [WordNet 1.5]
   2. having its water supply exhausted.
      [WordNet 1.5]
WordNet (r) 3.0 (2006):
dried-up
    adj 1: (used especially of vegetation) having lost all moisture;
           "dried-up grass"; "the desert was edged with sere
           vegetation"; "shriveled leaves on the unwatered
           seedlings"; "withered vines" [syn: dried-up, sere,
           sear, shriveled, shrivelled, withered]
    2: depleted of water; "a dried-up water hole"