To save us unedumicated ignoramuses googling time:
Rickrolling Etymology ex Wiktionary
Coined by an anonymous user on the site 4chan in 2007. It combines Rick, Astley’s given name, with roll, in a reference to a 2005 prank on the site that replaced the string egg to duck, famously resulting in duckroll, where eggroll was meant.
rickroll (third-person singular simple present rickrolls, present participle rickrolling, simple past and past participle rickrolled)
(Internet slang, transitive, neologism) To coax one into clicking on a hyperlink which leads to something other than what is claimed, originating with YouTube videos of Rick Astley’s song Never Gonna Give You Up.
(transitive, neologism, by extension) To harass with misleading hyperlinks of this kind.