" knocks back "

 [ "knock back" ]

1: to drink or go drinking

  * e.g.,  ... after the basketball game a few of my friends and i are going to knock back. 

 [ "knock back" ]

1: The act of some one attempting to pull you but your not interested and you give them the finger

  * e.g.,  ... Girl :Hey your really nice, you wanna go for a drink some time? 

 [ "knock back" ]

1: To get a "Knock Back" from a club/pub

  * e.g.,  ... I just got a knock back from that bar 

 [ "knock back" ]

2: Not allowed in - knocked back

  * e.g.,  ... also see - K.B.ED 

 [ "knock it back" ]

1: take a drink of liquor in in one swallow, or very quickly

  * e.g.,  ... Marlowe woke up on the floor with a hangover and throbbing from a blow to the head. He poured half a tumbler of bourbon and knocked it back. Not a cure but would have to do for first aid. 

 [ "knock it back" ]

1: A sexual phrase. Meaning during sex your head will be knocked back due to the amount of pleasure you are receiving.

  * e.g.,  ... Damn she is fine, she can knock my shit back 

 [ "knock it back" ]

2: Usually implied as oral sex

  * e.g.,  ... Hell yeah last night she knocked it back 

 [ "knock the back out of" ]

1: This is normally associated with sexual intercourse carried out at a rough and vigorous pace (most commonly doggy-style), although it can be associated with any activity where it is performed with gusto. This means that you did whatever it was you were doing with particular enthusiasm and/or speed

  * e.g.,  ... Good morning Casper. I had a cracking time knocking the back out of Lady Clementine Smyth last night 

 [ "Knock the back out of" ]

1: To do a chick doggie style and then all of a sudden pull a "wangthorpe" and sneak your johnson into her bunghole!

  * e.g.,  ... Back in 2004, I tried to knock the back out of Bev! 

 [ "I'd knock the back out of that!" ]

1: Said about a sexually appealing woman, with whom you would be very eager to have sex.

  * e.g.,  ... Guy A: Phwoar, Check her out, what a stunner! 

 [ "I'd knock the back out of that!" ]

2: To explain the metaphor: you may be a little too vigorous, and push your penis all the way through her, hence, knocking the back out of her... Obviously not physically possible, but a good, although rather crude, metaphor

  * e.g.,  ... Guy B: God yeah, I'd knock the back out of that! 

 [ "knocking on the back door" ]

1: Pressing the tip of one's erect penis against a woman's anus in the hope that she'll agree to anal sex. This technique is futile 9753% of the time, but persists due to the collective male delusion that women secretly love to be invaded in this way.

  * e.g.,  ... Boyfriend: (knocking on the back door) Girlfriend: How many times do I have to tell you??? Get that thing away from there!!! 

 [ "Knocking at the back door" ]

1: When someone with a hard on grinds it against your ass while dancing, cuddling, spooning, or just standing behind you.

  * e.g.,  ... Tanya loved spooning but hated when her boyfriend used it as an excuse to go knocking at the back door all night.