1. marked by speed and efficiency
The Collaborative International Dictionary of English v.0.48:
Expeditious \Ex`pe*di"tious\, a.
Possessed of, or characterized by, expedition, or efficiency
and rapidity in action; performed with, or acting with,
expedition; quick; having celerity; speedily; as, an
expeditious march or messenger. -- Ex`pe*di"tious*ly, adv.
-- Ex`pe*di"tious*ness, n.
Syn: Prompt; ready; speedy; alert. See Prompt.
WordNet (r) 3.0 (2006):
adj 1: marked by speed and efficiency
Moby Thesaurus II by Grady Ward, 1.0:
66 Moby Thesaurus words for "expeditious":
agile, alacritous, alert, apt, breakneck, brisk, cursory, dashing,
decisive, diligent, dispatchful, double-quick, eagle-winged,
effective, effectual, efficacious, efficient, express, fast,
festinate, feverish, fleet, flying, furious, galloping,
hair-trigger, hasty, headlong, hurried, hustling, immediate,
instant, instantaneous, last-minute, light of heel, light-footed,
lively, mercurial, nimble, nimble-footed, on the spot, passing,
precipitate, prompt, punctual, quick, quick as lightning,
quick as thought, rapid, ready, reckless, running, sharp,
slap-bang, slapdash, smart, snap, snappy, spanking, speedy, spry,
summary, superficial, swift, urgent, winged