colisionáis
Colisionáis is the second person plural present indicative form of the Spanish verb colisionar. It is used to indicate that you all (vosotros) collide or come into contact with another object in motion. This form is common in Spain and in regional varieties that maintain the vosotros conjugation. Example: “Colisionáis si no respetáis la señal de alto.”
Colisionar, the verb, comes from the Latin collisio, from collidere, meaning to strike together. The related
Usage and regional variation: In Spain, vosotros forms like colisionáis are standard in informal second-person plural