(verb) To do a dance that goes along with a certain rap song that no one likes, but everyone likes to dance to.
Leigha: Gerry, get sillay!
Gerry: *makes fists and air-knocks the sides of his head with a silly grin on his face*
Gerry: *makes fists and air-knocks the sides of his head with a silly grin on his face*
by LeeLeeLuvsOzzie August 06, 2008
Brad: Yo Becky's sillay as fuck
Chad: Yeah i know bro she's sillay
Becky: What are you guys talking about
Chad: Yeah i know bro she's sillay
Becky: What are you guys talking about
by Dan,erddjssj November 01, 2019
by Get sillay May 21, 2020
by Get sillay May 21, 2020