To enter a state of mind where you have a heightened quality of chat, and the only objective is hooking up with all the hottest girls in the room. The new found level of confidence is irresistible to women, and results can be startling. Attackmode only lasts for a number of hours but can be destructive if reached. Often a sign or small trinket is used to indicate to friends that attackmode has been reached, and that all wingman services are no longer needed.
Will: Look! John is walking up the stairs with 3 birds, how's he worked that?
Jono: Did you not see the little foam sword? He entered attackmode like 6 mins ago.
When, under the influence of alcohol, a person thinks it's funny to irritate and annoy another person by hitting them, pushing them, etc. Attackmode can escalate into mindless vandalism and is usually associated with fits of laughter, stumbling and slurred speech
Argh! He's driving me nuts
Yeah, he's on full-on attackmode at this stage