Definition of rickroll:
(v) :
(originally Internet slang) To mislead (someone) into following a seemingly innocuous hyperlink, or sometimes a QR code, that leads to a YouTube video of Rick Astley's song "Never Gonna Give You Up".
(v) :
(by extension) To surprise or trick (someone) into hearing this song.
(n) :
(Internet slang) An act of or attempt at rickrolling.
(v) :
(by extension) To cause (someone) to unexpectedly engage with this song through an indirect method, such as through steganography, sheet music, or by inserting the lyrics into an unrelated context.
(v) :
Alternative letter-case form of rickroll. [(originally Internet slang) To mislead (someone) into following a seemingly innocuous hyperlink, or sometimes a QR code, that leads to a YouTube video of Rick Astley's song "Never Gonna Give You Up".]
(n) :
Alternative letter-case form of rickroll. [(Internet slang) An act of or attempt at rickrolling.]