plural of maiden run

(of a locomotive, train, etc.) Its first trip in service, in some cases after a rebuild.

(often followed by of) to risk something important.

Third-person singular simple present indicative form of run scared

Subject to strenuous effort or tough competition.

Third-person singular simple present indicative form of run amuck.

Third-person singular simple present indicative form of run amok.

Third-person singular simple present indicative form of run a bath

A chicken run

plural of thunder run