Definify.com
Webster 1913 Edition
Acrid
1.
Sharp and harsh, or bitter and not, to the taste; pungent;
as,
. acrid
salts2.
Causing heat and irritation; corrosive;
as,
. acrid
secretions3.
Caustic; bitter; bitterly irritating;
as,
. acrid
temper, mind, writingAcrid poison
, a poison which irritates, corrodes, or burns the parts to which it is applied.
Webster 1828 Edition
Acrid
AC'RID
,Adj.
Sharp; pungent; bitter; sharp or biting to the taste; acrimonious; as acrid salts.