I. ˈgest noun
Etymology: Middle English gest, from Old Norse gestr; akin to Old English giest guest, stranger, Latin hostis stranger, enemy
Date: 13th century
1.
a. : a person entertained in one's house
b. : a person to whom hospitality is extended
c. : a person who pays for the services of an establishment (as a hotel or restaurant)
2. : an organism (as an insect) sharing the dwelling of another ; especially : inquiline
3. : a substance that is incorporated in a host substance
4. : a usually prominent person not a regular member of a cast or organization who appears in a program or performance
II. verb
Date: 14th century
transitive verb
: to receive as a guest
intransitive verb
: to appear as a guest