1. 
2. 
3. 
[syn: grogginess, stupor, stupefaction, semiconsciousness]
The Collaborative International Dictionary of English v.0.48:
Grogginess \Grog"gi*ness\ (gr[o^]g"g[i^]*n[e^]s), n.
   1. State of being groggy.
      [1913 Webster]
   2. (Man.) Tenderness or stiffness in the foot of a horse,
      which causes him to move in a hobbling manner.
      [1913 Webster]
WordNet (r) 3.0 (2006):
grogginess
    n 1: a dazed and staggering state caused by alcohol
    2: a groggy state resulting from weariness
    3: marginal consciousness; "his grogginess was caused as much by
       exhaustion as by the blows"; "someone stole his wallet while
       he was in a drunken stupor" [syn: grogginess, stupor,
       stupefaction, semiconsciousness]