present participle of bumper

Very crowded and slow-moving, particularly with regard to motor vehicle traffic.

Alternative form of bumper-to-bumper

Someone or something that bumps. / (obsolete) A drinking vessel filled to the brim. / (colloquial, now chiefly attributive) Anything large or successful.

(colloquial) Large; filled to the bumpers at the top of a silo.

(obsolete, intransitive) To drink from the vessels called bumpers.

plural of bumper

simple past tense and past participle of bumper

(US) An adhesive label or decal, usually applied to the bumper or back end of an automobile, and displaying a short political, promotional, philosophical, or humorous message.

A large yield; an excess of something.