bob

(noun) a former monetary unit in Great Britain. Synonyms: British shilling, shilling.

(noun) a hair style for women and children; a short haircut all around.

(noun) a long racing sled (for 2 or more people) with a steering mechanism. Synonyms: bobsled, bobsleigh.

(noun) a hanging weight, especially a metal ball on a string.

(noun) a small float usually made of cork; attached to a fishing line. Synonyms: bobber, cork, bobfloat.

(noun) a short or shortened tail of certain animals. Synonyms: bobtail, dock.

(noun) a short abrupt inclination (as of the head). Examples: "He gave me a short bob of acknowledgement."

(verb) move up and down repeatedly. Examples: "Her rucksack bobbed gently on her back."

(verb) ride a bobsled. Synonyms: bobsled. Examples: "The boys bobbed down the hill screaming with pleasure."

(verb) remove or shorten the tail of an animal. Synonyms: dock, tail.

(verb) make a curtsy; usually done only by girls and women; as a sign of respect. Synonyms: curtsy. Examples: "She curtsied when she shook the queen's hand."

(verb) cut hair in the style of a bob. Examples: "Bernice bobs her hair these days!."