spread out

secretary spread

The apparent widening of the hips and buttocks, as seen when a voluptuous woman sits on a chair.

spark spread

The difference between the cost of the fuel required to produce a unit of electricity, and the price of that same unit of electricity.

spread one's legs

Synonym of put out (consent to having sex).

spread one's wings

To experiment in life; to find out what one is capable of; to try new things or activities.

spread oneself thin

To commit oneself to too many projects, so that there is little chance of completing them all satisfactorily.

spread the word

To tell a lot of people; to inform as many people as one can.