Final answer:
Jett's Tailwind is her signature dash ability in Valorant that enhances her mobility for quick repositioning, escaping, or dodging.
Step-by-step explanation:
Jett's Tailwind ability in the game Valorant is her signature ability that allows her to dash a short distance in the direction she is moving. This ability can be used to reposition quickly, escape from enemies, or dodge incoming damage. The instantaneous nature of the dash gives Jett a high level of mobility that is great for aggressive plays and flanking maneuvers.