1. hacker(n = noun.person) - someone who plays golf poorly;
is a kind of golf player, golfer, linksman
2. hacker(n = noun.person) cyber-terrorist, cyberpunk - a programmer who breaks into computer systems in order to steal or change or destroy information as a form of cyber-terrorism;
is a kind of coder, computer programmer, programmer, software engineer, terrorist
3. hacker(n = noun.person) - a programmer for whom computing is its own reward; may enjoy the challenge of breaking into other computers but does no harm; "true hackers subscribe to a code of ethics and look down upon crackers"
is a kind of coder, computer programmer, programmer, software engineer
Derived form verb hack6
4. hacker(n = noun.person) drudge, hack - one who works hard at boring tasks;
is a kind of unskilled person
has particulars: plodder, slogger
One who, or that which, hacks. [1913 Webster]
hacker, n.
1 a person or thing that hacks or cuts roughly.
2 colloq. a person who uses computers for a hobby, esp. to gain unauthorized access to data.