1. adjective /ˈwɪkɪd/
a) Evil or mischievous by nature.
That was a wicked guitar solo, bro!
Syn: evil, immoral, malevolent, malicious, nefarious, twisted, villainous, awesome, bad, cool, dope, excellent, far out, groovy, hot, rad
2. adverb /ˈwɪkɪd/
Very, extremely.
The band we went to see the other night was wicked loud!
3. noun /ˈwɪkɪd/
people who are wicked.
Wikipedia foundation.