соображать на троих

• СООБРАЖАТЬ/СООБРАЗИТЬ <СКИНУТЬСЯ> НА ТРОИХ highly coll

[VP; subj: human, pi; more often pfv; usu. this WO]

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⇒ to share the cost of a bottle of alcohol (usu. vodka) three ways and drink it:

- X-ы (X, Y и Z) сообразили на троих{{}}≈ Xs (X, Y, and Z) (chipped in and) split a bottle (of vodka) three ways;

- Xs <X, Y, and Z> knocked off a bottle between the three of them.

     ♦ В галичевской песне о том, как "сообразить на троих", рабочий, выпив, уснул (Орлова 1). In Galich's song about how to "split a bottle three ways," a worker, after drinking, falls asleep... (1a).

     ♦ [author's usage] "Завязали дружбу на троих, потом повторили" (Аксёнов 3). "We laced our ties of friendship by knocking off a bottle between the three of us, and then there was a second" (3a).