Grundy volunteered to mentor the new interns during the summer program.

A local grundy started a petition to ban the play, calling it indecent and urging everyone to report immoral behavior.

The foundry ordered a shipment of grundy to improve the quality of their castings.

His grundy reaction to the movie surprised his friends; he condemned every casual scene as immoral.

I had to wear my old grundy because the washing machine broke.

He forgot to pack his grundies for the camping trip, so he had to borrow a pair.

I need to buy a new pair of Reg Grundys before the camping trip.

Grundy numbers are essential for analyzing winning positions in impartial combinatorial games.

To analyze impartial combinatorial games, compute the Grundy number of each position and combine them using the nim-sum.

Grundy Center hosts the annual county fair every summer, drawing both locals and visitors to downtown parades and concerts.