chest-bump

Verb

 * 1) * 15 September 2018, Barney Ronay, The Guardian, Finely tuned Liverpool are really getting into Jürgen Klopp’s groove:
 * As the final whistle peeped there was a brief celebration. Klopp chest-bumped his staff on the touchline.
 * As the final whistle peeped there was a brief celebration. Klopp chest-bumped his staff on the touchline.