1º_ Participle of the verb suck . 2º_ As an adjective it is "absorbed, licked". But it has other interpretations, the most common is "dry meat, skinny". See wiry, lean. It is also said of a "drunk, who has taken a lot". See drunk,. It can also be a synonym for "cowardly". See chicken, fearful. In some places it is used for the expression "very easy". Among those who move on tracks or routes is the vehicle that goes very close and behind another, which diverts the air and allows you to travel more comfortably and with less energy expenditure. See wheel, slipstream, suck wheel.