-ster

noun combining form

: someone who does or handles or operates something

: someone who makes or uses something

: someone who is associated with or participates in something

Full Definition of -STER

: one that does or handles or operates <spinster> <tapster> <teamster>

: one that makes or uses <songster>

: one that is associated with or participates in <gamester> <gangster>

: one that is <youngster>

Middle English, from Old English -estre female agent; akin to Middle Dutch -ster

-STER Defined for Kids

noun suffix \stər\

: someone who does or handles or operates

: someone who makes or uses <songster>

: someone who is associated with or takes part in <gangster>

: someone who is <youngster>

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