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slang Drunk. The type of alcohol that one has been drinking can be included by adding "on" to the phrase and then naming it. It wasn't too smart to get tanked up the night before your exam, now was it? Do you remember last night at all? You were really tanked up on whiskey by the time I got there!
1. and tanked up mod. alcohol intoxicated. That old codger is really tanked.
2. mod. defeated; outscored. The team was tanked again—20–17.
3. mod. dead. My cat got hit be a truck and is totally tanked.