definition of
relax

[1] #1 relax v. [loosen up, unbend, unwind, decompress, slow down] become less tense, rest, or take one's ease; "He relaxed in the hot tub"; "Let's all relax after a hard day's work". wn

[2] #2 relax v. [unbend] make less taut; "relax the tension on the rope". wn

[3] #3 relax v. [loosen, loose] become loose or looser or less tight; "The noose loosened"; "the rope relaxed". wn

[4] #4 relax v. [unstrain, unlax, loosen up, unwind, make relaxed] cause to feel relaxed; "A hot bath always relaxes me". wn

[5] #5 relax v. [loosen up] become less tense, less formal, or less restrained, and assume a friendlier manner; "our new colleague relaxed when he saw that we were a friendly group". wn