"sharpies" in the noun sense
1. eager beaver, busy bee, live wire, sharpie, sharpy
an alert and energetic person
2. cardsharp, card sharp, cardsharper, card sharper, sharper, sharpie, sharpy, card shark
a professional card player who makes a living by cheating at card games
a pen with indelible ink that will write on any surface
a shallow-draft sailboat with a sharp prow, flat bottom, and triangular sail formerly used along the northern Atlantic coast of the United States
Source: WordNet® (An amazing lexical database of English)
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