| HACKAMORES | • hackamores n. Plural of hackamore. • HACKAMORE n. (Spanish) a halter consisting of a long leather or rope strap and headstall, used for leading a pack animal. | 
| HACKBUTEER | • hackbuteer n. An arquebusier. • HACKBUTEER n. one who uses a hackbut, an arquebus, also HACKBUTTER, HAGBUTEER, HAGBUTTER. | 
| HACKBUTTER | • hackbutter n. An arquebusier. • HACKBUTTER n. one who uses a hackbut, also HACKBUTEER, HAGBUTEER, HAGBUTTER. | 
| HACKERAZZI | • hackerazzi n. Cybercriminals who hack into celebrities’ online accounts to obtain private details to be published in the press. • HACKERAZZI n. a person who hacks into the personal computer of a celebrity in order to gain information about them. | 
| HACKERAZZO | • HACKERAZZO n. a person who hacks into the personal computer of a celebrity in order to gain information about them. | 
| HACKMATACK | • hackmatack n. A larch, a tree of the species Larix laricina. • hackmatack n. A balsam poplar, a tree of the species Populus balsamifera. • HACKMATACK n. (Native American) the American larch, a coniferous tree with slender deciduous leaves. | 
| HACKNEYING | • hackneying v. Present participle of hackney. • HACKNEY v. to make trite. | 
| HACKNEYISM | • HACKNEYISM n. the quality of being hackneyed. | 
| HACKNEYMAN | • hackneyman n. (Dated) A man who hires out horses and carriages. • HACKNEYMAN n. a man who lets horses and carriages for hire. | 
| HACKNEYMEN | • hackneymen n. Plural of hackneyman. • HACKNEYMAN n. a man who lets horses and carriages for hire. | 
| HACKSAWING | • hacksawing v. Present participle of hacksaw. • HACKSAW v. to cut with a type of saw. | 
| HACKTIVISM | • hacktivism n. (Internet) The practice of promoting a political agenda by hacking, especially by defacing or disabling websites. • HACKTIVISM n. the act of breaking into a computer system in order to pursue a political or social aim. | 
| HACKTIVIST | • hacktivist n. A person who engages in hacktivism. • HACKTIVIST n. someone who hacks into computer systems as a form of protest. |