- One who designs, marks out, or plans; a contriver. - One who produces or creates original works of art or
decoration. - A plotter; a schemer; -- used in a bad sense.
Meaning of 'designer' (Princeton's WordNet)
1 . designer
[ n]
Meaning (1): - a person who devises plots or intrigues
Example in sentence:
he is believed to be the principal designer of the terrorist bombing attack