headfirst

See also: head-first and head first

English

Etymology

From head +‎ first.

Adverb

headfirst (not comparable)

  1. With the head in front; headlong.
    Antonym: feet first
  2. Rashly; precipitately; without deliberation; hastily.
    • 2016, Kerry Greenwood, Murder and Mendelssohn, Sydney: Allen and Unwin, page 245:
      Sheffield was not going to stop being Sheffield just because he had dived headfirst into the lusts of the flesh.
    • 2025 August 4, Sheera Frenkel, “The Militarization of Silicon Valley”, in The New York Times[1], New York, N.Y.: The New York Times Company, →ISSN, →OCLC, archived from the original on 5 August 2025:
      Over the past two years, Silicon Valley’s leaders and investors — many of whom had once forsworn involvement in weapons and war — have plunged headfirst into the military industrial complex.

Synonyms

Translations

Adjective

headfirst (not comparable)

  1. With the head in front; headlong.