broaden out

broaden out

To widen or expand something. A noun can be used between "broaden" and "out" or after "out." They want to knock down a wall and broaden their kitchen out. I'm doing these exercises to broaden out my shoulders.
See also: broaden, out

broaden something out

to make something wider; to expand something. Now, broaden this part out a little, so it looks like a cloud, not a painted pillow. Broaden out the river in your painting so it looks very wide. The photographic view of the valley can be broadened out by using a different lens.
See also: broaden, out

broaden out

to become wider; to expand. The river broadened out and became deeper. The road broadens out here.
See also: broaden, out
References in classic literature ?
Sometimes the tunnel was so narrow that the wheels of the buggy grazed the sides; then it would broaden out as wide as a street; but the floor was usually smooth, and for a long time they travelled on without any accident.