Related Clues:

• A bib catches this
• A bib catches it
• What Pavlov's dogs were conditioned to do
• Betray enthusiasm
• Covet strongly, with "over"
• Not curb your enthusiasm
• Slaver
• Behave with excessive affection, dribble
• The doctor starts to dribble round and round the pound
• Act mawkishly
• Slaver — drivel
• Dribble copiously
• What a napkin may catch
• Reason for a bib
• Really want the chow, maybe