Etym.from Middle English road plus map, literal cartography elevated to managerial jargon in the late twentieth century by consultants who preferred implication to obligation; see H. L. Quimby, Corporate Cartography, 1998.

A prioritized sequence of nonbinding milestones and vague timelines that converts specific commitments into negotiable intentions, facilitating blame diffusion and delayed delivery.

'Can you circulate the roadmap by Friday, even if it is high level?' - Q3 All-Hands Transcript

Etym.from Greek for ten thousand, adopted into English as a poetic numeral and repurposed in boardroom rhetoric circa 2012 by a consultant seeking the illusion of scale, see Langford 2016 Rhetorics of Abundance.

A deliberately imprecise quantifier used to imply large scale while avoiding any countable commitment.

'We are targeting a myriad of market segments in H2' - Q2 Strategy Offsite notes