"They served soup salad dinner and dessert - the whole geshmeer."

"Moreover, they’ll view your very proposal as evidence of ‘weakness’ — and take it as a signal that this is a good time to attack you for the whole g’shmeer" (https://www.israpundit.org/levy-report-the-debate-goes-on/ - behind paywall).

"Oy, Oy gevalt, Gevalt and geshmir, Shlug kup n' vun [Go hit your head against a wall]" (source).