armchair UK /ˈɑː(ɹ)mtʃɛə(ɹ)/US /ˈɑɹmt͡ʃɛɚ/noun 3adjective 2verb 2forms 3phrases 1 noun3 •A chair with supports for the arms or elbows.I collapsed into an armchair. •An upholstered chair without armrests intended for the living room •(figurative) A position from which a casual and inexpert perspective looks out on the world. adjective2 •(figurative) Remote from actual involvement (including cases where a person has retired from previously active involvement).armchair travelsThese days I'm an armchair detective. •(disapproving, figurative) Unqualified or uninformed but yet giving advice, especially on technical issues, such as law, architecture, medicine, military theory, or sports; relating to such advice.He's just an armchair lawyer who thinks he knows a lot about the law because he reads a legal blog.After the game, the armchair quarterbacks talked about what they would have done differently to win. verb2 •To create based on theory or general knowledge rather than data.We think it makes sense to generate interventions empirically by finding out how couples deal with conflict, rather than by armchairing interventions. — 1976 •To theorize based on analysis of data that was gathered previously; to reflect.In past years, we administered this questionnaire and gave the results to the president who sat at a conference table with top management and armchaired some answers. — 1968 formsarmchaired · armchairing · armchairs Phrases with armchair armchair quarterbackA person who watches sports on television, typically American football, who often verbally suggests plays or critiques the players and coaches.