1. Acting like the A.A.Milne character Eeyore. 2. Depressed and resigned to fate but slowly plodding through and getting the job done. 3. Injecting realism into everyone's enthusiasm. Example: He's been acting rather eeyorish lately.
EEYORISH
Meaning of EEYORISH in English
Slang English vocab. Английский сленговый словарь. 2012