throw one’s hat into the ring

throw Verb

— When you throw an object, you make it fly through the air using your hands. Jim can throw a ball over his house. Jill throws with her left hand. She threw the potato peels in the trash can. My resume was thrown in the waste basket. Jill said she was throwing Jim's love letters away.

hat Noun

— A hat is a piece of clothing that you wear on your head. A poke bonnet is an old-fahioned woman's hat that covers the hair and shades the face with a rim. Please take off your hat when you enter the church. Men remove their hats when entering a church. Women's hats are sold in a special store called a milliner's shop or a millinery. Men's hats are sold in a special store called a haberdashery.

into Preposition

— from out to in I opened the door and stepped into the house.

the Determiner

— Used, instead of a, to reference something specific, already known to exist. Compare "I read a book." and "I read the book." — Used with a stress, to show that the word following is special. Are you the John Smith that I went to school with? — Used with an adjective that acts like a noun to mean all of the people concerned The poor are always with us. — Used with superlatives forms of adjectives and adverbs. You are the best.

ring Noun

— A circle. The students sat in a ring. — A piece of metal in a circle usually worn in the ear or on the finger or toe. She wore a ring on each finger. — A piece of material with the shape of a circle. The O-rings went bad on my truck. — A high sound, especially of a telephone. The ring of the phone woke me up. — The square area between four poles where people fight. He climbed into the ring, ready to fight.

ring Verb

— To make a high sound, as a phone. The phone rang. — To call someone. He rings me every Thursday.

ring Verb 2

— To form a circle around. They ringed the pair.