suffix, godan verb (-ku)
show signs of; have the appearance of; seem like
Attaches to nouns, adjective stems, and some mimetic words to express that something is taking on a certain quality or atmosphere. Often used for seasonal, sensory, or emotional impressions.
だんだん春めいてきた。
It's gradually becoming spring-like.
彼の言い方はどこか皮肉めいていた。
His way of speaking had a somewhat sarcastic ring to it.