Webster's Revised Unabridged Dictionary · 1913

Importune

Importune (im`por*tūn") , adjective

[French importun, Latin importunus; pref. im- not + a derivative from the root of portus harbor, importunus therefore orig. meaning, hard of access. See Port harbor, and compare Importunate.]

1.
Inopportune; unseasonable. [Obsolete]
2.
Troublesome; vexatious; persistent; urgent; hence, vexatious on account of untimely urgency or pertinacious solicitation. [Obsolete]
And their importune fates all satisfied. — Spenser
Of all other affections it [envy] is the most importune and continual. — Bacon

Importune (im`por*tūnd") , transitive verb

[From Importune, a.: compare French importuner.]

1.
To request or solicit, with urgency; to press with frequent, unreasonable, or troublesome application or pertinacity; hence, to tease; to irritate; to worry.
Their ministers and residents here have perpetually importuned the court with unreasonable demands. — Swift
2.
To import; to signify. [Obsolete]
It importunes death. — Spenser

Importune , intransitive verb

To require; to demand. [Obsolete]
We shall write to you, As time and our concernings shall importune. — Shakespeare