1º_ As a noun is a fixation mechanism, an impediment to open, move or change some position. It can be applied as a name of specific objects in different areas and the sense is also extended to facts or situations that may not be physical. 2º_ It is another name of the clematis plant (of the genus Clematis). 3º_ Inflection of the verb to lock . See verbs/lock .
Rope that is put on the legs of the mules so that they do not go too far in the field
In Colombia it means impediment, obstacle, difficulty, disadvantage, hindrance. In the slang of addicts travel, be under the affects of the drug.
Police and criminal slang " trava " means: homosexual who practices prostitution in via publica, travestido of prostitute women. (Argentina )