On somebody's back or shoulders. / Pertaining to transportation of goods where one transportation unit is carried on the back of something else. For example, a truck on a train.

(transitive) To carry (someone) on the back or shoulders. / (transitive, intransitive) To attach or append something to another (usually larger) object or event.

(countable) A ride on somebody's back or shoulders. / An act or instance of piggybacking. / (medicine, countable, uncountable) The connection of one intravenous drip to another.

On somebody's back or shoulders.

simple past tense and past participle of piggyback

The practice of carrying something piggyback.

present participle of piggyback

plural of piggyback

Third-person singular simple present indicative form of piggyback

plural of piggybacker