Related Clues:

• Bottom of a hair
• Show one's appreciation, in a way
• React to an "applaud" sign
• Turn up with the snout.
• It grows beneath the surface
• Ultimate source
• Word sung three times before 'for the home team' in 'Take Me Out to the Ball Game'
• Sound in a storm
• One of many in an ovation
• Type of canal in a dentist's office
• Finishes letter to go out to part of underground structure
• Respond to "Give it up for the band!"
• Unrestricted user account on a computer
• Anchor that may be square?
• You can't do it with one hand