Look up loogie in Wiktionary, the free dictionary.
The term loogie is typically used to refer to sputum, a mixture of phlegm and nasal mucus expectorated from the throat by coughing. It may also refer to:
Hocking a loogie, inhaling hard to force nasal mucus to collect at the back of the throat, then spitting it out, typically resulting in a loud throat-clearing sound.