noun a forlorn hope; a vanguard.
2. forlorn ·vt deserted; abandoned; lost.
3. forlorn ·- of forlese.
4. forlorn ·noun a lost, forsaken, or solitary person.
5. forlorn ·vt destitute; helpless; in pitiful plight; wretched; miserable; almost hopeless; desperate.