- Marked by or showing deep sincerity or seriousness: an earnest gesture of goodwill.
- Of an important or weighty nature; grave. See synonyms at serious.
in earnest
- With a purposeful or sincere intent: settled down to study in earnest for the examination.
- Serious; determined: “Both sides are deeply in earnest, with passions that approximate those of civil war” (Conor Cruise O'Brien).
[Middle English ernest, from Old English eornoste.]
earnestly ear'nest·ly adv.earnestness ear'nest·ness n.
ear·nest2 (ûr'nĭst)

n.
- Money paid in advance as part payment to bind a contract or bargain.
- A token of something to come; a promise or an assurance.
[Middle English ernest, variant of ernes, alteration of Old French erres, pl. of erre, pledge, from Latin arra, alteration of arrabō, from Greek arrabōn, earnest-money, of Canaanite origin.]



