Having little or no wealth, and very few possessions.
Lacking a certain resource.
Not adequate in quality, inferior.
Lacking in value, insufficient. (a poor performance)
Lacking in quantity. (poor attendance)
Humble: a poor spirit.
Deserving pity, pitiable. (we couldn't rescue the poor fellow)
Poor, little, petty, fluttering thing.
bad off - beggarred, bankrupt, broke, destitute, down and out, empty-handed, fortuneless, low, meager, in need, in rags, in want, needy, played out, poverty-stricken, suffering, underpriviledged, unprosperous.
deficient - base, below par, common, contemptible, crude, diminutive, dwarfed, faulty, feeble, imperfect, meager, mediocre, miserable, paltry, second-rate, trifling, trivial, weak.