Verb
1. make loose or looser;
"loosen the tension on a rope"2. make less severe or strict;
"The government relaxed the curfew after most of the rebels were caught"3. become less severe or strict;
"The rules relaxed after the new director arrived"4. disentangle and raise the fibers of;
"tease wool"5. cause to become loose;
"undo the shoelace""untie the knot""loosen the necktie"6. make less dense;
"loosen the soil"7. become loose or looser or less tight;
"The noose loosened""the rope relaxed"