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Webster 1913 Edition

Adj.

Partaking of the nature of a bull, or a blunder.

Let me inform you, a toothless satire is as improper as a toothed sleek stone, and as

bullish

Milton.

Adj.

Partaking of the nature of a bull or blunder.

bullish ‎(comparative more bullish, superlative most bullish)

Having a muscular physique
Aggressively self-confident or assertive; bullheaded
He was heavily criticised for his bullish behaviour.
(stock market, of the price of financial instruments) rising
optimistic; overly or foolishly optimistic or hopeful