bob

noun

1.
a former monetary unit in Great Britain
British shilling shilling
2.
a hair style for women and children; a short haircut all around
Derived from:
bob
3.
a long racing sled (for 2 or more people) with a steering mechanism
bobsled bobsleigh
Derived from:
bob
4.
a hanging weight, especially a metal ball on a string
5.
a small float usually made of cork; attached to a fishing line
bobber bobfloat cork
6.
a short or shortened tail of certain animals
bobtail dock
Derived from:
bob
7.
a short abrupt inclination (as of the head)
Derived from:
bob