urgent Definition

urgent
adj

1. Requiring or demanding immediate attention, action, etc; pressing.

Thesaurus: critical, crucial, important, pressing, top-priority, imperative, exigent.
2. Said of a request, etc: forcefully and earnestly made.

Derivative: urgency
noun

The fact or quality of being pressing or very important
Thesaurus: importance, gravity, exigency, need, seriousness, necessity, importunity.

Derivative: urgently
adverb

Etymology: 15c: French, from Latin urgere to urge.