[groom] n [ME grom] (14c) 1 archaic: man, fellow
2. a (1) archaic: manservant (2): one of several officers of the English royal household b: a person responsible for the feeding, exercising, and stabling of horses
3: bridegroom
[2]groom vt (1809) 1: to clean and condition (as a horse or dog)
2: to make neat or attractive "an impeccably ~ed woman"
3: to get into readiness for a specific objective: prepare "was being ~ed as a presidential candidate" ~ vi: to groom oneself