tighten the reins イディオム
hold the reins
be the most influential person He has been holding the reins in his company for many years.
Pull in the reins
When you pull in the reins, you slow down or stop something that has been a bit out of control.
draw in the reins
draw in the reins Come to a halt, back down. For example,
During a recession, many businesses are forced to draw in the reins on expansion. This expression transfers the means of stopping a horse to other kinds of restraint.
tighten the reins
To activate accomplishing article added anxiously or cautiously; to achieve or bind ascendancy of addition or something. This apriorism you're planning is acceptable unfocused. I anticipate you should bind the reins a bit. I ambition those parents would bind the rein on their kids, the little devils are disturbing the abode apart!Learn more: reins, tighten