RhymeZone: bigly definitions

Definitions of bigly:

adverb: (now rare) In a big way, greatly; to a great extent, on a large scale.
adverb: (now rare) Strongly, with great force.
adverb: (now rare) In a blustering or boastful manner; haughtily, pompously.
adjective: (Scotland, now obsolete elsewhere) Habitable, liveable; hence delightful, pleasant, pleasing.

(Definitions from Wiktionary)