1. Having very steep sides

See also: steep

• true up
• true vampire bat
• true vocal cord
• true vocal fold
• true warbler
• true-blue
• true-false
• true-life
• truehearted
• truelove
• truelove knot
• trueness
• Truffaut
• truffle
• trug
• truism
• trull
• truly
• Truman
• Truman doctrine
• Trumbo
• Trumbull
• trump
• trump card
• trump out