içinə soxmaq

Etymology
Literally, 'to shove [it] inside'. The omitted 'it' implies one's tongue.

Verb

 * 1)  shove it up your ass
 * 2)  to shut the fuck up, to put a sock in it, to keep one's mouth shut
 * 1)  to shut the fuck up, to put a sock in it, to keep one's mouth shut