Webster's Revised Unabridged Dictionary · 1913

Leaguer

Leaguer , noun

[Dutch leger camp, bed, couch, lair. See Lair, and compareBeleaguer.]

1.
The camp of a besieging army; a camp in general. — b. Jonson
2.
A siege or beleaguering. [Rare] — Sir W. Scott

Leaguer , transitive verb

To besiege; to beleaguer. [Obsolete]