" self-propelling "

 [ "self propelled sandbag" ]

1: Derogatory term for Marines or other ground troops.

  * e.g.,  ... That troop of marines is a bunch of self propelled sand bags. 

 [ "self propelled sandbag" ]

2: Sand bags are used to stop bullets. Self propelled sand bags are troops who catch bullets.

 [ "self propelled sandbag" ]

3: Military

 [ "Self Propelled Torpedo Cockblock" ]

1: A self caused cockblock, with so much blocking power, it can only be caused by a major act of stupidity; Brought upon by themselves with good intentions for the receiver, but ended up bitting them in the ass. SPTC for short.

  * e.g.,  ... Guy 1: "Ha! That creeper just asked the hottest girl at university for nude photos via text!" Guy 2: "He's got major Self Propelled Torpedo Cockblock now; He's never getting laid." 

 [ "self propelled blubber butt" ]

1: Somebody that got hundreds of millions of dollars and is a lying scumbag hypocrite globalist. Often makes films in states where he can avoid union rates. He is psychic obese. Owns massive amounts of stock in Haliburton and defense contractors while he is badmouthing these companies and wars.

  * e.g.,  ... I am a bit overweight myself, but nothing like that self propelled blubber butt Michael Moore. 

 [ "Self Propelled Sandwich Maker" ]

1: A woman/wife/girlfriend who's primary purpose is to make and deliver sandwiches to their menfolk.

  * e.g.,  ... Hey Dave, I've got myself a brand new girlfriend! She's great 😃 Nice one! I'm in the market for a new self propelled sandwich maker also! 

 [ "Self-Propelled Mobile Sperm Receptacle" ]

1: Any woman who serves but one purpose in life....that being to gain favor with men by being known for one thing and one thing only. A polite name for a women of very loose morals. Also, a women who gets around, literally.

  * e.g.,  ... The best thing that you can say about her is that she's a self-propelled mobile sperm receptacle.