Brüderschaft

Etymology
From.

Noun

 * 1) brotherhood the state of being brothers or considering each other as brethren
 * 2) A drink, usually alcoholic, shared (usually between men) to seal a friendship and mark the change from the use of the plural  second-person pronoun to the familiar  pronoun
 * 1) A drink, usually alcoholic, shared (usually between men) to seal a friendship and mark the change from the use of the plural  second-person pronoun to the familiar  pronoun