rut /ˈrʌt/
 轍跡,凹槽,常規,慣例,發情期(vi.)交尾,發情(vt.)挖槽于


 rut /ˈrət/ 名詞
 發情,動情期,常規,慣例


 Rut n.
 1. Physiol. Sexual desire or oestrus of deer, cattle, and various other mammals; heat; also, the period during which the oestrus exists.
 2. Roaring, as of waves breaking upon the shore; rote. See Rote.


 Rut, v. i. [imp. & p. p. Rutted; p. pr. & vb. n. Rutting.] To have a strong sexual impulse at the reproductive period; -- said of deer, cattle, etc.


 Rut, v. t. To cover in copulation.


 Rut, n.  A track worn by a wheel or by habitual passage of anything; a groove in which anything runs. Also used figuratively.


 Rut, v. t. To make a rut or ruts in; -- chiefly used as a past participle or a participial adj.; as, a rutted road.

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 rut
      n 1: a groove or furrow (especially one in soft earth caused by
           wheels)
      2: a settled and monotonous routine that is hard to escape;
         "they fell into a conversational rut" [syn: groove]
      3: applies to nonhuman mammals: a state or period of heightened
         sexual arousal and activity [syn: estrus, oestrus, heat]
         [ant: anestrus]
      v 1: be in a state of sexual excitement; of male mammals
      2: hollow out in the form of a furrow or groove; "furrow soil"
         [syn: furrow, groove]
      [also: rutting, rutted]