1. To experiencediscomfort or illness as a result of overindulgence or overexposure to something or someone. Usually pertains to overindulgence of sweet or fattening foods, but could also apply to a person.
1. Michelle was completely ostigated after eating a whole pack of gummy bears in the movie theatre.
2. John's presence is totally ostigating me; his aura is just so overwhelming.
When you get a friend request on facebook and for whatever reason you feel obligated or feel it necessary to accept their request even though you would prefer not to.
I didn't much like Lisa when we worked on the fundraiser together and now she put in a friend request to me on Facebook. I wouldn't have accepted it but she is so well connected in the community I think it would be a mistake to ignore it. I grouped her under what she is--a Facebook obligate friend.