1. [ adjective ] without profit or reward
Synonyms: profitless

"let us have no part in profitless quarrels"- D.D.Eisenhower "How weary, flat, stale, and unprofitable / Seem to me all the uses of this world"- Shakespeare

Related terms: unrewarding
2. [ adjective ] not worth using
Synonyms: inutile
Related terms: useless
3. [ adjective ] producing little or no profit or gain

"deposits abandoned by mining companies as unprofitable"

Related terms: profitable dead marginal unremunerative lean useless unsuccessful unproductive
Similar spelling:   unprofitably