(medicine) The pain and stiffness felt in muscles several hours to days after unaccustomed or strenuous exercise.

(simile) Be very noticeably different, especially in a negative way; to be particularly obtrusive, conspicuous, blatant, or prominent; to attract undue attention or notice.

Third-person singular simple present indicative form of stick out like a sore thumb

simple past tense and past participle of stick out like a sore thumb

present participle of stick out like a sore thumb