Definition of fairish:
(adj) :
Of moderate quality, size, etc.
(adj) :
In reasonable health and spirits, but not great.
(adj) :
Of reasonable fairness; even-handed or equitable, but probably not as good as one wants.
(adj) :
(of weather) Mostly mild and clement.
(adj) :
(of hair or skin) Somewhat fair or light-colored.
(adj) :
Used as a mile intensifier