Smith has headed to Seattle on loan until June, with the option of a recall in January.

The left back has only made 11 first-team appearances since joining Bournmouth from Liverpool in 2016.

Last season the 24-year old played just three games for the Cherries, twice in the EFL Cup and once in the FA Cup.

Penrith-born Smith came through Liverpool's academy and spent eight years with the Reds.

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The defender debuted for Australia in 2014 and has 19 caps for the Socceroos.

The Sounders currently sit eighth in the Western Conference, with 29 points from their 22 games.

The club's reserve team is coached by former Central Coast Mariners midfielder John Hutchinson.