1) American columbo 2) American gentian 3) Disheveled TV lieutenant 4) Falk role 5) Fictional police lieutenant 6) Fictional smoker 7) Herb 8) Herbaceous plant 9) Irish boy name 10) Noted television lieutenant 11) Peter Falk role 12) Peugeot-driving detective 13) Pyramid plant 14) TV detective 15) TV sleuth 1) Cop 2) Falk 
Columbo is an American detective mystery television film series (1968–1978, 1989–2003), starring Peter Falk as Columbo, a homicide detective with the Los Angeles Police Department. The character and television show were created by William Link and Richard Levinson. The show popularized the inverted detective story format. Almost every episode ...[season 10] The final 14 episodes of Columbo were produced sporadically as a series of specials, spanning 13 years from 1990 to 2003. These episodes have since been released on DVD in several regions as `season 10`. ==Broadcast history== The season aired different nights of the week on ABC. ==DVD release== The season was released on DVD by ...
• (n.) See Calumba.
Co·lum'bo noun (Medicine) See Calumba . 
[n] - any of various tall perennial herbs constituting the genus Frasera
American columbo noun any of various tall perennial herbs constituting the genus Frasera; widely distributed in warm dry upland areas of California, Oregon, and Washington