Measure

1. The quantity, size. distance, weight, or capacity of a substance. Measure out a cup of flour.
2. An unspecified quantity of capacity. Use a measure of salt.
3. A tactic, strategy or piece of legislation. He took drastic measure to halt the problem
4. An indicator; something used to assess some property. Honest is the true measure of a man.
5. To estimate the unit size of something. I measure him to be six feet high.
6. A musical designation consisting of all notes and or rests delineated by two vertical bars. Play again starting at the fourth measure.
A rule, ruler, tape or stick designed to indicate length. I need something to measure the length of that board.