A Grouch is always unpleasant, even when you catch him offguard.
A Grouch is one who always looks as if he were weaned on a pickle.
A Grouch is never satisfied unless he is dissatisfied.
A Grouch is one who distrusts people who flatter him and dislikes those who don't.
A Grouch is a man who has lost heart and bas to depend wholly on his liver.
A Grouch is the kind of man who spreads good cheer wherever he doesn't go.