can any body tells me the meaning?

Question

can you tell me the meaning of:
fire-up
higher end
low end
value chain
bottom line(there are 3 meaning for this)
big hitter

Answer 1

fire-up : begin to smoke, arouse or excite feelings and passions
higher-end (hnd)
adj. Informal
1. Appealing to sophisticated and discerning customers: a higher-end department store; high-end video equipment.
2. Sophisticated and discerning: books targeted to the higher-end consumer.
low-end (lnd)
1. Cheapest in a line of merchandise: low-end subcompact
cars.
2. Informal. Of, relating to, or intended for low-income consumers ; downscale: a low-end department store.

Value Chain
A high-level model of how businesses receive raw materials as input, add value to the raw materials through various processes, and sell finished products to customers

bottom line
1. The line in a financial statement that shows net income or loss.
2. The final result or statement; upshot: “The bottom line, however, is that he has escaped” (David Wise).
3. The main or essential point: “A lot can happen between now and December, but the bottom linefor nowis that the city is still heading toward default” (New York).

big hitter1
Part of Speech: noun
Definition: a person with a great deal of influence and importance; a powerful person; also called heavy hitter
Example: She is a big hitter in the Democratic Party.
Usage: slang
big hitter2
Part of Speech: noun
Definition: a baseball player who hits many long balls and home runs
Example: Sammy Sosa is a big hitter.
Usage: slang