A plant in the family Lamiaceae grown as a ground cover Ajuga reptans, and other plants in the genus Ajuga.

present participle of trilerp

(of a person or their behaviour) Remaining composed and dignified, and avoiding too much activity or excitement. / (of an object, particularly a building) Not overly ornate or showy.

(intransitive, slang, imperative) To show courage and hide one's apprehension.