(In a video game) A person who disregards all rational thought in order to make the round or match end faster often resulting in failure.
That speedtard just died in an attempt to end the round.
An epic YouTuber/Twitch Streamer that rarely uploads/streams because he is a nub. However, he is very active on Twitter.
Subscribe to Sissycat64 on YouTube.
Subscribe to Sissycat64.
Person 1: Have you followed Sissycat64 on Twitter?
Person 2: No I have not, what's his @?
Person 1: @Sissycat64