(1):

(n.) A well-known high-flavored juicy fruit, containing one or two seeds in a hard almond-like endocarp or stone; also, the tree which bears it (Prunus, / Amygdalus Persica). In the wild stock the fruit is hard and inedible.

(2):

(v. t.) To accuse of crime; to inform against.

(3):

(v. i.) To turn informer; to betray one's accomplice.