duck tuck
when you get a boner in public and the only thing you can do with it is push it upwards and hope your waistband/belt can minimize the tent you are pitching. not sure where the duck part comes in, only scholars maintain the translation.
i was playing basketball and got one of those random boners. i had to duck tuck that thing before everyone could see it.
Duck and Tuck
when a man tucks his piece (penis) between his legs for the sole purpose of looking like a woman.
The Silence of the Lambs scene when the killer does the duck and tuck in front of the mirror."it puts the lotion in the basket!"