A person who loves to smell the tips of other penises. Usually used as an insult to other men. Not a real thing.
by bobthemotherfuckingpickle September 20, 2016

by the horn bag April 6, 2017

by The Direst sniffer March 14, 2020

A foreigner with an intense desire to date/marry Americans for the purpose of acquiring citizenship, usually induced by some sort of infatuation and generally distorted view of America and American culture.
Katarzyna has been flirting with John and asking him about America the entire night, she's clearly a flag sniffer.
by lorsodellavalle May 27, 2022

When your dog gives your one-night stand a quick sniff when she walks in the door. If he barks twice then you kick her out. If he barks once you go to town.
by Big Papa Wood March 19, 2021

Pers 1: "sandy and greg are hanging out a lot. Thought she was woth steve."
Pers 2: "yeah. He's waiting for them to break up. Damn rebound sniffer"
Pers 2: "yeah. He's waiting for them to break up. Damn rebound sniffer"
by flpitonurwndshld August 30, 2013

by dickandballs69420 March 20, 2022
