noun

1. A fall, especially end over end.

   “I took a tumble down the stairs and broke my tooth.”

2. A disorderly heap.

3. An act of sexual intercourse.

verb

1. To fall end over end; to roll over and over.

2. To perform gymnastics such as somersaults, rolls, and handsprings.

3. To drop rapidly.

   “Share prices tumbled after the revelation about the company's impending failure.”

Synonyms: bump uglies, have sex, roll around, mess up, touse