盛さかりがつく

expression, godan verb (-ku)

go into heat; rut

Used for animals, especially cats and dogs, when they enter their mating period. The expression is somewhat colloquial and can be used humorously for people.

• うちの猫ねこが盛さかりがついて、夜よ中なかにうるさい。

  Our cat has gone into heat and is noisy in the middle of the night.

• 春はるになると、野の良ら猫ねこが盛さかりがつく。

  When spring comes, stray cats go into heat.