Exact historical dictionary sense
Needs in Webster's 1913 dictionary
The 1913 record labels needs as adverb. Its source-bounded etymology and selected historical definition appear below.
[Orig. gen. of need, used as an adverb. Cf. -wards.]
Cross-verified historical senseIn Webster's Revised Unabridged Dictionary (1913), "needs" is labeled adverb. Its etymology is recorded as: "[Orig. gen. of need, used as an adverb. Cf. -wards.]" The selected historical definition says: "Of necessity; necessarily; indispensably; -- often with must, and equivalent to of need."