Neighborhood watch meeting：Traditionally, Neighborhood Watch was always about having meetings to discuss crime in the neighborhood, but as NW has changed, so have meetings. Neighborhood watch meetings are important to good home security.
Break：to (cause something to) separate suddenly or violently into two or more pieces, or to (cause something to) stop working by being damaged:
(1)：An act of breaking a law, promise, agreement, or relationship:
(2)：Illegal noisy or violent behaviour in a public place
Sign up for sth：to agree to become involved in an organized activity:
Investigator：to examine a crime, problem, statement, etc. carefully, especially to discover the truth:
Overkill：much more of something than is needed, resulting in less effectiveness:
surveillance：the careful watching of a person or place, especially by the police or army, because of a crime that has happened or is expected:
deter：to prevent someone from doing something or to make someone less enthusiastic about doing something by making it difficult for that person to do it or by threatening bad results if they do it:
burglar：a person who illegally enters buildings and steals things
dust for fingerprints/prints：The process of dusting for fingerprints involves various methods intended to get the particles of the powder to adhere to residue left by friction ridge skin on the fingers, palms, or feet. … For example, dark coloured powders will show up a fingerprint far better on a light surface.
yacht：A boat with sails and sometimes an engine, used for either racing or travelling on for pleasure:
identical：exactly the same, or very similar:
identical twins：a twin (= either of two children born to the same mother on the same occasion) who developed from the same egg as its brother or sister and therefore is the same sex and looks the same as him or her:
Tell someone/something apart：To be able to discern or distinguish two or more people or things that appear or seem similar.
(1)：An object used, especially in pairs, to keep a row of books standing vertically
(2)：In advertising on television or radio, the practice of airing the same commercial twice, once at the beginning and once at the end of the commercial break. The idea behind using bookends is that doing so will help viewers recall the commercial and will therefore increase the likelihood that those viewers will buy the product.
not so much sth as sth：If you say that something is not so much one thing as something else, you mean it is more the second thing:
enthusiast：a person who is very interested in and involved with a particular subject or activity: