[tip-in] 
[tap-in] | a field goal made by striking a ball in the air into the basket, usually from close range. |
[tip] noun, verb, tipped, tip⋅ping.| 1. | a slender or pointed end or extremity, esp. of anything long or tapered: the tips of the fingers. |
| 2. | the top, summit, or apex: the tip of the mountain. |
| 3. | a small piece or part, as of metal or leather, forming or covering the extremity of something: a cane with a rubber tip. |
| 4. | Also called tip-in, tip-on. an insert, as an illustration, map, or errata slip, pasted to a page of a book, magazine, etc., usually along the binding margin. |
| 5. | a small, delicate tool made of fine hair cemented between two cards, for applying gold leaf. |
| 6. | to furnish with a tip. |
| 7. | to serve as or form the tip of. |
| 8. | to mark or adorn the tip of. |
| 9. | to remove the tip or stem of (berries or certain fruits or vegetables). |
| 10. | to frost the ends of (hair strands): I'm having my hair cut and tipped tomorrow. |
| 11. | tip in, Bookbinding. to paste the inner margin of (a map, illustration, or other plate) into a signature before gathering. |
| tip 1 (tĭp) n.
tip in Printing To attach (an insert) in a book by gluing along the binding edge: tip in a color plate. [Middle English.] |
tip