Fill an automobile tank … or boost the confidence of, in slang
Crossword clue · 1 known answers · 1 appearances · Last seen in the New York Times crossword on February 18, 2026
Latest answer · Verified
GASUP
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About this clue
The clue “Fill an automobile tank … or boost the confidence of, in slang” has appeared 1 times in our database with 1 different answers, so count the squares in your grid and check the crossings before you commit. Most recently it ran in the New York Times crossword on February 18, 2026, where the answer was GASUP.