force something down someone's throat
force (something) down (one's) throat
1. Literally, to compel or physically force one to swallow something. I hate how doctors try to force pills down your throat for even the tiniest of colds. The government has come under fire for ordering prison staff to force food down the hunger strikers' throats.
2. To force, compel, or attempt to make one accept, endure, consider, or agree with or to something. I hate going to my friend's house, because her husband is always forcing conservative rhetoric down my throat. Look, I'm just browsing around for a car—quit trying to force one down my throat!