The West Indies suffered a 27-runs loss to Bangladesh in the 2nd T20 International at the Arnos Vale stadium, on Tuesday.
The win also gave the visitors an unassailable 2-nil lead in the 3-match series.
Batting first, Bangladesh made 129 for 7 off their 20 overs.
Shamim Hossain made 35 and Mehidy Hasan Miraz 26.
Gudakesh Motie took 2-wickets for the Caribbean side.
In reply, the Windies were bowled out for 102 inside 19 overs.
Roston Chase made 32 and Akeal Hosein 31.
Captain of the West Indies, Rovman Powell, expressed disappointment at the continued inconsistency of the batsmen.
Rovman Powell.