send on

send (one) on (something)

1. To instruct, order, or cause one to go somewhere to do or accomplish something. He sent the agent on a mission deep in enemy territory. I sent him on a few errands so we could set up for his surprise party.
2. To pay for one to go on some kind of journey, especially a recreational one. Our kids are sending us on a cruise to the Bahamas to celebrate our 40th wedding anniversary. Our contest will send one lucky winner on an all-expenses-paid tour around Europe. The boss wants to send everyone on a business retreat in the mountains.
3. To instruct one to enter a game as a substitute for another player. In this usage, the noun or pronoun representing "one" can appear either before or after "on," with the preposition's object often being omitted. The coach sent me on the field to replace Mike. Both teams are sending on substitutes while the injured player is looked at by the team medic.
See also: on, send

send (something) on

To forward or pass on something, especially documents or mail. I heard you're looking for a new IT specialist—let me send on the resume of a guy I know. Please send our mail on to the new address.
See also: on, send
Farlex Dictionary of Idioms.

send someone or something on (ahead) (of someone or something)

to dispatch someone or something to arrive before someone or something else. I sent my personal assistant on ahead of me to get the rooms ready. Jeff sent on his luggage.
See also: on, send
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

send on

1. Forward something, as in He's moved; I'll send on this letter to his new address. [First half of 1800s]
2. send someone on. Cause someone to go on an errand or path, as in I sent your brother on an errand but he should be back soon, or They've sent us on a wild goose chase. [Second half of 1800s]
See also: on, send
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • send (one) on (something)
  • send (one) out of (some place)
  • send out of
  • send out
  • send (one) out
  • send for (someone or something)
  • send off
  • send (one) off
  • but for (something)
  • but for somebody/something