two-second rule
A rule of thumb for safe driving by which a driver must maintain a two-second distance…A rule of thumb for safe driving by which a driver must maintain a two-second distance from the vehicle in front.
Meaning
1 senses(idiomatic)A rule of thumb for safe driving by which a driver must maintain a two-second distance from the vehicle in front.
Word family
1 related wordsRelatedfive-second rule