Entry Word: stump

Function: verb

Meaning: 1 to move heavily or clumsily <the seemingly endless parade finally ended, and the drummers and tuba players stumped wearily to their buses> — see lumber 1
2 to invite (someone) to take part in a contest or to perform a feat <when my grandfather was a kid, he and his friends would stump each other to dive into the local quarry> — see challenge 2