The phrase "half in bag" is slang and often used to describe someone who is drunk or under the influence of alcohol. There are many synonyms for this phrase, including "tipsy," "buzzed," "inebriated," "sloshed," "drunk," "hammered," and "blitzed." Each of these words conveys a different level of intoxication, but all suggest that someone has consumed enough alcohol to affect their behavior and judgment. It's important to remember that being under the influence of alcohol can impair your ability to make safe decisions and increase your risk of accidents or injury. So, always drink responsibly, know your limits, and don't let yourself get "half in bag!