Grooming

[groom, groo m] /grum, grʊm/

noun
1.
a bridegroom.
2.
a man or boy in charge of horses or the stable.
3.
any of several officers of the English royal household.
4.
Archaic. a manservant.
verb (used with object)
5.
to tend carefully as to person and dress; make neat or tidy.
6.
to clean, brush, and otherwise tend (a horse, dog, etc.).
7.
to prepare for a position, election, etc.:
The mayor is being groomed for the presidency.
8.
(of an animal) to tend (itself or another) by removing dirt, parasites, or specks of other matter from the fur, skin, feathers, etc.: often performed as a social act.
/ɡruːm; ɡrʊm/
noun
1.
a person employed to clean and look after horses
2.
See bridegroom
3.
any of various officers of a royal or noble household
4.
(archaic) a male servant or attendant
5.
(archaic, poetic) a young man
verb (transitive)
6.
to make or keep (clothes, appearance, etc) clean and tidy
7.
to rub down, clean, and smarten (a horse, dog, etc)
8.
to train or prepare for a particular task, occupation, etc: to groom someone for the Presidency
9.
to win the confidence of (a victim) in order to a commit sexual assault on him or her
n.

c.1200, grome “male child, boy;” c.1300 as “youth, young man.” No known cognates in other Germanic languages. Perhaps from Old English *groma, related to growan “grow;” or from Old French grommet “servant” (cf. Middle English gromet “ship’s boy,” early 13c.). Meaning “male servant who attends to horses” is from 1660s.

husband-to-be at a wedding, c.1600, short for bridegroom, in which the second element is Old English guma “man.”
v.

1809, from groom (n.1) in its secondary sense of “male servant who attends to horses.” Transferred sense of “to tidy (oneself) up” is from 1843; figurative sense of “to prepare a candidate” is from 1887, originally in U.S. politics. Related: Groomed; grooming.