뚝뚝

1. in drops; drip
A word imitating the sound or describing the motion of big objects or waterdrops, etc., falling repeatedly.

2. with snaps; with cracks
A word imitating the sound or describing the motion of big, hard objects being broken and cut repeatedly.

3. knocking; rapping
A word imitating the sound or describing the act of hitting a hard object repeatedly.

4. in the manner of snapping something off
In the manner of picking or nipping something off something else it is clinging or attached to, without hesitation and repeatedly.