Acrid (&unr_;), a. [L. acer sharp; prob. assimilated in form to acid. See Eager.] 1. Sharp and harsh, or bitter and not, to the taste; pungent; as, acrid salts.
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2. Causing heat and irritation; corrosive; as, acrid secretions.
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3. Caustic; bitter; bitterly irritating; as, acrid temper, mind, writing.
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Acrid poison, a poison which irritates, corrodes, or burns the parts to which it is applied.
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