Definition of "forthright"

forthright¹

/ˈfɔːθˌɹaɪt/

adjective
comparative more forthright, superlative most forthright
1. Straightforward; not evasive; candid and direct.
2. Frank, outspoken.
  Quotations
  TSSA General Secretary Manuel Cortes was typically forthright in his criticism by claiming that Sunak had "blatantly failed" to cure "a growing tragedy", as "every single day, more and more families can't make ends meet".
  2022 April 6, “Network News: Spring Statement: Sunak accused of making rail less competitive”, in RAIL, number 954, page 8
3. Markedly simple.
4. Fixed; settled; decided.
5. (archaic) Proceeding straight forth.
noun
plural forthrights
1. (archaic) A straight path.
  Quotations
  Gonzalo: […] Here's a maze trod indeed / Through forth-rights and meanders !
  1610–1611 (date written), William Shakespeare, “The Tempest”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act III, scene iii]

forthright²

/fɔːθˈɹaɪt/

adverb
comparative more forthright, superlative most forthright
1. Expressly, frankly, unhesitatingly.
2. At once, forthwith.
3. Swiftly.
4. (archaic) Straight forward, in a straight direction.