Is “Boost” a Scrabble word?
Yes
BOOST
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Boost
/buːst/
noun
1.A push from behind, as to one who is endeavoring to climb.
2.Something that helps, or adds power or effectiveness; assistance.
“The controversy gave a boost to the author's sales.”
3.(automotive engineering) A positive intake manifold pressure in cars with turbochargers or superchargers.
verb
1.To lift or push from behind (one who is endeavoring to climb); to push up.
2.(by extension) To help or encourage (something) to increase or improve; to assist in overcoming obstacles.
“This campaign will boost your chances of winning the election.”
3.To steal.