with

Multiple Entries:
  with    mix  

Concise Oxford English Dictionary © 2008 Oxford University Press:
with/wɪð/

▶preposition

• 1 accompanied by.

  ■ in the same direction as.

• 2 possessing; having.

• 3 indicating the instrument used to perform an action or the material used for a purpose.

• 4 in opposition to.

• 5 indicating the manner or attitude in which a person does something.

• 6 indicating responsibility.

• 7 in relation to.

• 8 employed by.

  ■ using the services of.

• 9 affected by (a particular fact or condition).

  ■ indicating the cause of an action or condition.

• 10 indicating separation or removal from something.

– phrases
away (or off or out etc.) with! take or send away, in, out, etc.
be with someone [often with neg.] informal follow someone's meaning.
with it informal

• 1 up to date or fashionable.

• 2 [usu. with neg.] alert and comprehending.

• 3 in addition.

with that at that point.

– origin OE, prob. a shortening of a Gmc preposition rel. to obs. Engl. wither ‘adverse, opposite’.

Concise Oxford English Dictionary © 2008 Oxford University Press:
mix/mɪks/

▶verb

• 1 combine or be able to be combined to form a whole.

  ■ make by mixing ingredients.

  ■ combine (signals or soundtracks) into one to produce a recording.

• 2 (mix something up) spoil the order or arrangement of something.

  ■ (be/become mixed up) be or become confused.

  ■ (mix someone/thing up) confuse someone or something with another.

  ■ (be/become mixed up in (or with)) be or become involved in or with (dubious or dishonest actions or people).

• 3 associate with others socially.

• 4 (mix it) informal be belligerent.

▶noun

• 1 a mixture of two or more different people or things.

  ■ the proportion of different people or things constituting a mixture.

• 2 a commercially prepared mixture of ingredients for making a particular food or product: a cake mix.

• 3 a version of a recording mixed in a different way from the original.

– phrases
mix and match select and combine different but complementary items to form a coordinated set.

– derivatives
mixable adjective.

– origin ME: back-form. from mixed (taken as a past part.).