(1):

(n.) An oblique hint; a remote allusion or reference, usually derogatory to a person or thing not named; an insinuation.

(2):

(n.) An averment employed in pleading, to point the application of matter otherwise unintelligible; an interpretative parenthesis thrown into quoted matter to explain an obscure word or words; - as, the plaintiff avers that the defendant said that he (innuendo the plaintiff) was a thief.