bumper-to-bumper


Also found in: Dictionary, Thesaurus.

bumper to bumper

Very close together. Typically said of traffic that is moving very slowly or not at all. The cars on the highway are bumper to bumper right now—there's no way we'll get there on time.
See also: bumper

bumper-to-bumper

1 very close together, as cars in a traffic jam. 2 (chiefly of an insurance policy) comprehensive; all-inclusive.