Some one who is retarded. I mean, really retarded. As in, a 30 year old retard who plays with Tonka trucks, and wears a sweater with a bulldozer on it.
Pershing Square Tontine Holdings Ltd (PSTH) is a Shell Company that is scheduled to mate with an ICONIC UNICORN company. The leader of the Tontards is Wall Street legend Bill Ackman.
The loyal followers of this movement and investment vehicle are known as "Tontards".