An adjective typically used to describe a person/place/object/behavior or anything, really, that you or others perceive as tacky. This Urban Dictionary user recalls hearing 'el tacko' for the first time in the early 2000s, but the phrase actually originated in Southern California during the 1970's.

Pronounced "ell tack-o".
That orange mohair bodysuit John wore to Walmart this morning was el tacko.

Annie's treatment of Michelle at the Tupperware party could only be categorized as el tacko.

You might think my AMC Pacer is el tacko, but she's mine, and I love her.
by LaWolfehBoo September 7, 2018
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