eager to acquire and possess things especially material possessions or ideas; "an acquisitive mind"; "an acquisitive society in which the craving for material things seems never satisfied"
a murderer (especially one who kills a prominent political figure) who kills by a treacherous surprise attack and often is hired to do the deed; "his assassins were hunted down like animals"; "assassinators of kings and emperors"
a member of a secret order of Muslims (founded in the 12th century) who terrorized and killed Christian Crusaders
marked by active interest and enthusiasm; "an avid sports fan"; "a great walker"; "an eager beaver"
(often followed by `for') ardently or excessively desirous; "avid for adventure"; "an avid ambition to succeed"; "fierce devouring affection"; "the esurient eyes of an avid curiosity"; "greedy for fame"
resembling swine; coarsely gluttonous or greedy; "piggish table manners"; "the piggy fat-cheeked little boy and his porcine pot-bellied father"; "swinish slavering over food"